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Two point charges, each of mass m and ch...

Two point charges, each of mass m and charge q are released when they are at a distance from each other. What is the speed of each charged particle when they are at a distance 2r ?

A

power of gravitational force by A on B is non-zero

B

power of the gravitational force by A on B is zero

C

power of net force on A in the frame of B is zero

D

the ratio of magnitude of relative velocity of A with respect B and A with respect to C is `1 : 1`

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
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Knowledge Check

  • Consider the charges q,q and -q placed at the vertices of an equilateral triangle of each side l. What is the force on each charge ?

    A
    `q^(2)/(4sqrt2piepsilon_(0)l^(2))`
    B
    `(-q^(2))/(4piepsilon_(0)l^(2))`
    C
    `(q^(2))/(4piepsilon_(0)l^(2))`
    D
    zero

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