Two spheres of electric charges and
are placed at a distance d apart. If they are allowed to touch each other, what is the new distance between them to get a repulsive force of same magnitude as before?
A
B
d
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Force on each sphere
When both the spheres are allowed to touch each other, the charges get redistributed.
Charge on each sphere
Force on each sphere
According to question,
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A gaussian sphere encloses an electric dipole within it. The total flux across the sphere is
A comb run through one's dry hair attracts small bits of paper. This is due to
A simple pendulum has a length l and the mass of the bob is . The bob is given a charge q coulomb.…
Two identical charges repel each other with a force equal to when they are apart in air. . The v…
An α-particle of mass and charge is situated in a uniform electric field of . The velocity of th…
Two identical conducting balls A and B have positive charges q 1 and q 2 respectively. But . The b…