The electric field lines on the left have twice the separation on those on the right as shown in figure. If the magnitude of the field at A is , what is the force on
charge kept at B ?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Given,
and
Force on charge at A,
Electric field Number of field lines per unit area.
Force on charge at B,
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