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Physics
The diagrams below show regions of equipotentials. A positive charge is moved from A to B in each diagram.
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Q. The diagrams below show regions of equipotentials. A positive charge is moved from $A$ to $B$ in each diagram.
NEET
NEET 2017
Electrostatic Potential and Capacitance
A
In all the four cases the work done is the same
58%
B
Minimum work is required to move q in figure (a)
15%
C
Maximum work is required to move q in figure (b)
13%
D
Maximum work is required to move q in figure (c)
14%
Solution:
Work done $w=q \Delta V$
$\Delta V$ is same in all the cases so work is done will be same in all the cases.
