Two small identical spheres having charges 10 The length of each string is 10 cm and the angle 0 is 7º with the vertical. If they are brought in contact and then separated to a distance of r/2 what is the new force between them in terms of F ? (2021C) U Two small conducting spheres of equal radius have charges +10 µC and -20 µC respectively and placed at a distance R from each other experience force F 1 · If they are brought in contact and separated to the same distance, they experience force F 2. (a) If they are placed 4 cm apart, what is the magnitude of the force between them? (b) If they are brought into contact and then separated by 4 cm, what is the magnitude of the force between them? An electrostatics problem based on the concepts of Coulomb's lawArihant i Succeed 15 Sample Question Papers for Physics Class 12th | As per latest CBSE Sampl Two small identical spheres having charges +10 microcoulomb and 90 microcoulomb attract each other with a force of 18 N. 4 (a) Two identical spheres, each carrying the same charge q, suspended in equilibrium. The length of each string is 10 cm and the angle θ is 30∘ with the vertical. The ratio of F 1 to F 2 is Two identical small spheres carry charge of Q 1 & Q 2 with Q 1>> Q 2 . Nov 22, 2021 · Two small identical conducting spheres have charges 2 × 10 -9 C and -0. if they are kept in contact and then separated by the same distance, the new force between them is Expert-Verified Answer question 32 people found it helpful Two small identical spheres having charges and attract each other with a force of Newton. Find the electrostatic force between the two after equilibrium Two small-sized identical equally charged spheres, each having mass 1 g are hanging in equilibrium as shown in the figure. 0 × 10−1 meter. 5 x 10°C respectively. If in the middle of two spheres, another similar sphere having + Q charge is kept, then it experiences a force in magnitude and direction as (A) Zero having no direction (B) 8 F towards + Q charge (C) 8 F towards Q charge (D) 4 F towards + Q charge Mar 7, 2025 · Two small identical conducting spheres have charges of 2. 0. Two small identical spheres having charges +10 μC and -90 μC attract each other with a force of F newton. The spheres are suddenly connected by a thin conducting wire, which is then removed, and thereafter the spheres repel each other with a force of 0. Now, charges are connected by a metallic wire, they begin to repel each other with a force of 9 × 10^-3 N. Find the magnitude of the charge on each sphere. The distance between the spheres is 2. downward. The ratio of F 1 t o F 2 is: A. What will be the distance of the spheres if the force between them is 5N? Study with Quizlet and memorize flashcards containing terms like A solid conducting sphere is given a positive charge Q. Two small identical spheres have charges of +20 \mathrm {nC} +20nC and -5 \mathrm {nC} −5nC, respectively. 10 m, and the angle ? is 5. What is the force between them now? Mar 18, 2020 · Two small conducting spheres of equal radius have charges `+ 10 muC` and `-20 muC` respectively and placed at a distance R from each other. Each sphere has a charge of +2. (a) When they are placed 4 cm apart, what is the force between them? (b) If they are brought into contact and then separated by 4 cm, what is the force between them? Two identical sphere having charges +10 μ C and -90 μ C attract each other with a force F. Q 1 4 Q 2 C. Two small identical conducting spheres carrying charges 10 μC and -20 μC when separated by a distance r experience a force F each. Two small identical spheres have charges of +20 nC and 5 nC respectively. They experience force `F_ (1)`. 0 x 10 − 2 kg, hang in equilibrium as shown below. One is given a charge of 12 × 10−9 C, the other a charge of −23 × 10−9 C. Initially, the positively charged sphere has positive charges trying to move away from each other due to mutual repulsion. The relation between F 1 and F 2 is given by: Jan 30, 2012 · Homework Statement Two identical, small spheres of mass 2. Download more important topics, notes, lectures and mock test series for JEE Exam by May 30, 2018 · two small identical spheres having charges 10 microcoulomb and - 90 microcoulomb attract each other with a force of F Newton. 9 F B 16 F C. Two small identical spheres having charges +10μC and −90μC attract each other with a force of F Newton. 5 g and charge +150 nC Mar 7, 2025 · Two small identical conducting spheres have charges of 2. 0 × 10−6 C and −0. Question Two small identical conducting spheres have charges 10^9 coulomb and -0. 02 m. Two small identical spheres having charges +10 µC and –90 µC attract each other with a force of F newton. Q 2 4 Q 1 Two small identical spheres have charges of +20 nC and -5 nC, respectively. Jan 2, 2022 · Question (2) Two identical small charged spheres, each having a mass of 3 X 10-2 kg, hang in equilibrium as shown in the figure below. The length L of each string is 0. Two small-sized identical equally charged spheres, each having mass 1 mg are hanging in equilibrium as shown in the figure. Magnitude: 1. D) out of the pag 14. What is the force between them now? Two suspended charges. Then the ratio of F 1 and F 2 will be? Two small conducting spheres of equal radius have charges + 10 μ C and 20 μ C respectively and placed at a distance R from each other experience force F 1 . what is the charge on each sphere in micro coulombs ? Two identical small charged spheres, each having a mass of 3. F/6 half of the original value. Apr 4, 2024 · Solution For Two small identical spheres having charge +10μC and −90μC attract each other with a force of 18 N. 15 m 0 = 5. If they are now made to touch each other and then separated again to the same distance, the electrostatic force between them in this case will be : Two small conducting spheres of equal radius have charges +10microcoloumb and -20microcoloumb respectively and placed at a distance R from each other. The force they exert on one another now is F 2. Firstly the spheres are brought in contact and then separated. a) What is the force between them if they are apart by 10 cm. Two identical small conducting spheres, having charges of opposite sign, attract each other with a force of 0. They experience force F 1 if they are brought in contact and separated to the same distance, they experience force F 2 . 0 x 1. If they are brought in contact and separated to the same distance, they experience force F 2. (b) Diagram of the forces acting on the sphere on the Two small identical conducting spheres have charges of 2 x 10-9c and 6x 10-9 respectively are in a vacuum. Then F 1 / F 2 is A. After touching them mutually, they are again put at the same distance apart. 41 m apart. The ratio of F 1 to F 2 is ____________. Question: 4. If they are Kept in contact and then separated by the same distance, The new force between them is: , , Two small identical spheres, each of mass 1 g and carrying same charge 10^-9C are suspended by threads of equal lengths. Calculate the magnitude of the charge in each sphere. 1 gm and carrying same charge of 10 - 9 C are suspended by threads of equal length from the same point. If they are kept in contact and then separated by the same distance, the new force between them is Question: Two small, identical conducting spheres have charges of 2. Solutions for two identical spheres having charges +10micro c and -90 micro c attract each other with a force F. Apr 7, 2025 · The two small identical conducting spheres have charges of 10 , \mu C and -20 , \mu C. What were the initial charges on the spheres? Question: Two point charges. What would be the ratio of the electrostatic forces in both the conditions? Feb 6, 2024 · To analyze the forces acting on the two small identical conducting spheres with charges +10 µC and -20 µC, we must first recall the principles of electrostatic interaction. Now they are brought in touch and then again separated by 4 cm, by applying the force F 2. The new force between them is A. 5m. 15 m, and the angle is 5. Two identical small charged spheres, each having a mass m, hang in equilibrium as shown in fig. 0 × 10−7C and −0. When brought into contact, charge redistributes equally because the spheres are identical and conducting, then separated again to the same distance R, experiencing force F2. They are separated by a distance much larger than their diameters. if they are kept in contact and then separated by the sane distance, the new force between them is. 6m long light, flexible, insulating fishline. Feb. Mar 28, 2020 · Two identical metallic spheres are charged with +10 μC and -20 μC. 0 × 10−5 coulomb. 0360 N. a) When they are placed 4 cm apart, what is the force between them? b) If they are brought into contact and then separated by 4 cm, what is the force between them? Two small identical spheres having charges +10 μC and -90 μC attract each other with a force of F newton. 1 Two identical small charged spheres, each having a mass of 3. 16/9F D. They experience force F 1. What is the force between them now? Problem 27. (g = 10 m / s 2). (a) What is the force between them if they are apart by 10 cm? (b) The two spheres are brought into contact and then separated again by 10 cm. 5 × 10−7C respectively. 108 N when separated by 0. If they are Kept in contact and then separated by the same distance, The new force between them is: Sep 20, 2021 · Question Two small identical spheres having charges + 10 μ C and 90 μ C attract each other with a force of F newton. 00∘. (a) What is the magnitude of the electric force between the two spheres? Is this force attractive or repulsive? (b) The spheres are then allowed to touch each other and then separated. 3 Two small-sized identical equally charged spheres, each having mass 1 mg are hanging in equilibrium as shown in the figure. 11 (RHK) Two identical conducting spheres, having charges of opposite sign, attract each other with a force of 0. They are separated by a distance of 0. 150 m, and the angle 0 is 5. If they are brought in contact and then separated to a distance for r / 2, what is the new force between them in terms of F ? Mar 7, 2025 · Two point charges. Feb 9, 2023 · Two point charges. Jun 13, 2025 · Explanation Two spheres with charges +10 µC and -20 µC experience an electrostatic force F1 when separated by distance R. 9F Jul 9, 2024 · Text: Two small identical conducting spheres carrying charge 10 μC and -20 μC when separated by a distance of r, experience a force F each. When they are placed 4cm apart, what is the force between them? Question: Two small identical conducting spheres have charges of 2 x 10"and - 0. (a) When they are placed 4 cm apart what is the force between them? Jan 25, 2025 · Question Two small conducting spheres are identical but have been given different net charges. 2: 1 Question: Two point charges. 00× 10−2kg, hang in equilibrium as shown in Figure 1. (a) What is the force between them if they are apart by 10 cm ? (b) The two spheres are brought into contact and then separated again by 10 cm. Spheres with the same charge repel each other, and this force can be calculated using Coulomb's Law. The fishline is suspended by a hook in the ceiling at it's exact center. 3 cm in equilibrium then the inclination of the thread with the vertical will be:" "Two small identical spheres each of mass 1 g and carrying same charge 10 Jun 30, 2025 · Solution For (4) cannot be calculated Two small conducting spheres of equal radius have charges 10uC and -20μC respectively and placed at a distance R from each other experience force F₁. A third identical conducting sphere C carries charge 2Q. 8: 1 C. 5 × 10-9 C respectively, if they are brought into contact and then separated by 4 cm, the force between them will be Here, F1=k (+10) (−20)R2=−k×200R2As spheres are of equal radii, so on touching, the net charge = (+10−20)μC=−10μC, is shared equally between them, i. What is the force between them now? Views: 5,098 students Updated on: Mar 7, 2025 Two small identical conducting spheres are placed with their centers 0. 4. If they are brought in contact and then separated to a distance of x, what is the new force between them in terms of F? Two small identical spheres having charges +10?C and ?90?C attract each other with a force of F Newton. 9F in English & in Hindi are available as part of our courses for JEE. Two small spheres, each of mass 0. 6 Three point charges. What is the force between them now? Two identical small charged spheres, each having a mass m, hang in equilibrium as shown in fig. What is the force between them if they are apart by 10 cm? The two spheres are brought into contact and then separated again by 10 cm. 0 degree . b) The two spheres are brought into contact and then separated again by 10 cm. . 0° Which following one is TRUE for this problem? Two identical conducting spheres are charged to +2Q and -Q, respectively, and are separated by a distance d (much greater than the radii of the spheres) as shown above. g = 10 m/s 2 and tan - 1 1 100 = 0. If they are kept in contact and separated by the same distance, the new force between them is Feb 13, 2022 · Question #297206 Two small conducting and identical spheres A and B have charges -25 nC and +15 nC, respectively. If they are kept in contant and then separated by the same distance, the new force between them is - NTA Abhyas 2020: Two small identical spheres having charges + 10 textμC and - 90 textμC attract each other with a force of F newton. Two small identical spheres have charges of +20 nC and -25 nC, respectively. Determine the magnitude of the force between Q1 and Q2 when it is separated by 5cm apart. Two small identical metal spheres, A and B, on insulated stands, are each given a charge of +2. (a) What is the force between them if they are apart by 10 \mathrm {~cm} 10 cm ? (b) The two spheres are brought into contact and then separated again by 10 \mathrm {~cm} 10 cm. If they are kept in contact and then separated by the same distance, the new force between them is: a) F/6 b) 16F c) 16F/9 4) 9F Question: Two identical small charged spheres, each having a mass of 3. Two small identical spheres having charges +10μC and − 90μC attract each other with a force of F newton . If they are kept in contact and then separated by the same distance, the new force between them is (a) F / 6 (b) 16 F (c) 16 F / 9 (d) 9 F Two small identical spheres having charges 10μC and -90μC attract each other with a force ‘ F ’ , if they are kept in contact and then separated by the same distance, the new force between them: A. They are put in contact and then separated by same distance in same medium. 1: 2 D. 9 m apart from each other. The ratio of F 1 to is F 2 : Two small identical spheres having charges +10 µC and -90 µC attract each other with a force of F Newton. One sphere has a positive charge +Q, the other sphere has a negative charge -2Q. Two identical small conducting spheres having unequal positive charges q1 and q2 are separated by a distance r. 036N. 0 times 10-2 kg, hang in equilibrium as shown in Figure (a) below. 2 Two point charges. Let’s say the force is F 1. 16F/9 d. If they are Kept in contact and then separated by the same distance, The new force between them is: Two small identical spheres having charges +10 µC and –90 µC attract each other with a force of F newton. F force acts between the two. The length of each string is 10 cm and the angle θ is 7° with the vertical. Two identical small conducting spheres, having charges of opposite sign, attract each other with a force of \ ( 0. 0 x 10-2 kg, hang in equilibrium as shown in Figure 23. 6 ∘ Feb 8, 2020 · Two small identical spheres having charges +10uC and -90uC attract each other with a force of F Newton. the ligth of each string is l, and the angle made by any string with the What is the force between two small charged spheres having charges of 4 xx 10^ (-7) C and 6 xx 10^ (-7) C Placed 30 cm apart in air? Two small, identical spheres having + Q and Q charge are kept at a certain distance. The spheres are Two small identical spheres having charges +10μC and −90μC attract each other with a force of F Newton. If they are kept in contact and then separated by the same distance. What is the force between them now? Submitted by Kathleen P. How is the charge Q distributed in or on the sphere?, Two identical conducting spheres are charged to +2Q and -Q, and are separated by a distance d the magnitude of the force of attraction on the left sphere is F1. If they are brought in contact and separated to the same distance, they experience force F 2 . As a result, the electrostatic force between A and B, which was originally F, becomes: Two small conducting spheres of equal radius have charges +10μC and −20μC respectively and placed at a distance R from each other. 108N when separated by 0. Find the magnitude of the charge on each sphere: HW. Question: Two identical small charged spheres, each having a mass of 3. If the length of each string is 3 / 2 m and the angle θ = 45 0, find the magnitude of the charge on each sphere in nC. Two small, identical, electrically charged conducting spheres of mass 2. 00 degrees. If they are brought together and then separated by 1 cm, what is the force between them? Two small identical conducting spheres have charges 10^9 coulomb and -0. figure (a) helps us conceptualize this example. The spheres are made to touch one another and then separated to distance d apart. Two identical conducting spheres A and B carry equal charge Q. If they are Kept in contact and then separated by the same distance, The new force between them is: Two identical conducting spheres, having charges of opposite sign, attract each other with a force of 0. 5 \mathrm {~m} \). 4 Find the charge on the Spheres Problem Two identical small charged spheres, each having a mass of 2. Find initial charges on the spheres. After the two spheres are made to touch each-other and are Aug 8, 2023 · EXAMPLE 1. Given that they are identical spheres, they both experience the same force of attraction that is directed towards each other, and is given by Coulomb’s law: F = k q 1 (q 2) 1 2 = k q 1 q 2 Now, when the two spheres are connected by a conducting wire, charge begins to flow from one conductor to the Question: Two identical small charged spheres, each having a mass of 8. The spheres are connected by a conducting wire, which is then removed, and thereafter, they repel each other with a force of 0. If they are 00:00 Two small identical spheres having charges + 10µC and -90µC attract each other with a force of F newton. Sep 10, 2023 · Two small identical spheres have charges of +20 nC and -5 nC, respectively. Apr 27, 2022 · Recommended Videos Two identical spheres having positive charges are placed 3m apart repel each other with a force 8 × 10^-3 N. each sphere carries −5μC charge. If they are kept in contact and are again placed at the same distances. If the distance between the centres of the spheres is 0. If they are Kept in contact and then separated by the same distance, The new force between them is: PHY2049 Exam #1 Solutions – Fall 2012 1. 5m 9. If the distance between the centers of the sphere is 3 cm, then find out the angle made by the thread with the vertical. If they are kept in contact and then separated by the same distance, the new force between them will be A) F/6 B) 16F C) 16F/9 D) 9F Apr 13, 2023 · Answer: force between the two small charged spheres is 6×10−3 N There are two small identical conducting sphere X and Y having charges -10 micro coulombs and +6 micro coulombs respectively. )Two small identical spheres having charges +10 μC and -90 μC attract each other with a force of F Newton. Now for both spheres to have the same potential, they must have equal charges as both are identical. The spheres are each given the same electric charge. Since they carry opposite charges, let the charges on the spheres be q 1 and q 2 respectively. EXAMPLE 1. 4 times 10^-9 C, respectively. Question "Two small identical spheres each of mass 1 g and carrying same charge 10 ^−9 care suspended by threads of equal lengths. 150m, and the angle is 5. 16F c. Jul 12, 2020 · Please add description. 16F C. 0g are fastened to the ends of a 0. 4 Q 2 Q 1 D. 3 cm in equilibrium then the inclination of the thread with the vertical will be :- Two identical small charged spheres, each having a mass of 3. 4 Q 1 / Q 2 B. 0 times 10^-9 C and -0. Part 1: Force before contact Use Coulomb's law: F = kr2∣Q1Q2∣ Two small conducting spheres of equal radius have charges + 10 μ C and 20 μ C respectively and placed at a distance of R from each other and experience force F 1 . 00 × 10 2 kg, hang in equilibrium. 09, 2023 03:08 p. F/6 b. Two small identical spheres have charges of +20nC and −5nC, respectively. 3 cm in There are two small identical conducting sphere X and Y having charges -10 micro coulombs and +6 micro coulombs respectively. Figure 1. 1: 8 B. According to Coulomb's law, the force F that they exert on each other when separated by a distance r is given by: Apr 23, 2025 · Two small identical conducting spheres have charges of Q1 = 4nC and Q2 = −2nC, respectively. The angle made by any string with vertical is θ. If sphere A is moved toward sphere B, the electric field intensity at point x will (A) decrease (B) increase (C) remain the same 10. They are put in contact and then separated by the same distance in the same medium. 4. The spheres are on insulating stands that are initially a distance d from each other. Two identical small charged spheres each having a mass m hang in equilibrium as shown in figure. 42 Two point charges: Two small identical spheres have charges of +20 nC and +25 nC respectively. 0 cm. 0 × 10 6 C and ± 3. (Take g= 10 ms−2 ) Two small identical spheres having charges +10μC and −90μC attract each other with a force of F Newton. Two small identical spheres have charges of +20 nC and -25 nc respectively. 5x10^9 Coulomb respectively. The | length of each string is 10 cm and the angle O is 30° with the vertical. eie L L 19 L=0. If they are kept in contact and then separated by the same distance, the new force between them is Oct 16, 2025 · Two small identical conducting spheres have charges of 2 × 10 -9 C and -0. The natural movement of charge seeks to balance electric forces, leading to a state of equilibrium. what is the charge on each sphere in micro coulombs ? Mar 28, 2011 · Base your answers to questions 9 through 11 on the diagram below which represents two small charged spheres, A and B, 3 meters apart. The charges are d distance apart. m. Example 23. 48× 10−5N Direction: attractive (b) The spheres are connected by a conducting wire. Two small identical spheres have charges of +20 nC and -5 nC respectively. What is the force between them now?4. (a) Find the electrostatic force exerted on one sphere by the other. a. What would be the ratio of the electrostatic forces in both the conditions? Feb 19, 2023 · Now, when two identical spheres are connected by a metallic conductor, both spheres come to the same potential. F/6 B. Sphere C is first touched to A, then to B, and finally removed. 5m 1. 5 × 10−7 C, respectively. e. 150 m, and the angle θ is 5. If they were brought in contact and separated to the same distance, the experience forced F 2 . The length of each string is 0. 00 x 10-2 kg, hang in equilibrium as shown in Figure 23. Two small conducting spheres of equal radius have charges +10microcoloumb and -20microcoloumb respectively and placed at a distance R from each other. 000 . 0 x 10 °C (3) ±2. They are in static Nov 18, 2022 · Two identical spheres, having unequal opposite charges, are placed at a distance 0. Question: Two small identical conducting spheres have charges of 2,0 x 10-9C and 0,5 x 10-C, respectively. The initial charges on the spheres are (1) ±5 × 106 C and ± 15 × 10-C 土 (2) 1. 16/9 F D. 108 \mathrm {~N} \) when separated by \ ( 0. If they are kept in contact and then separated by the same distance, the new force Question ) Two small identical conducting spheres carrying charge 10 μC and - 20 μC when separated by a distance of r, experience a force F each. 150 m and the angle is 5. Apr 8, 2023 · Two small identical spheres, each of mass 1 g and carrying same charge 10−9C are suspended by threads of equal lengths. 0 x 10-2kg, hang in equilibrium as shown in Figure The length of each string is 0. Two identical metallic spheres are charged with + 10 μ C, and − 20 μ C. Here's an example to clarify: When two identical conductive spheres come into contact, their total charge gets divided equally between both. 5 × 10 -9 C, respectively, and are 4 cm apart. If they are Kept in contact and then separated by the same distance, The new force between them is: B. 3 Two small-sized identical equally charged spheres, each having mass 1 g are hanging in equilibrium as shown in the figure. Find the magnitude of charge on sphere. 10a. 9a. 108 N when separated by 50. The force they exert on one another is F 1 . Determine the force between Q1 and Q2 if both charges are brought into contact and then again separated by 5cm. rpxmddbu plks iujc dbepyw hqkkb bevozo ruqzgvx bzrd atnky keej fokvs klbs pzjpu chypxqc igfnu