RRB Group D 23-Oct-2018 Shift 3 Solved Paper

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Question : 29 of 100

Marks: +1, -0

The work done in moving a charge from one point to the other is

20 \ { J}

. If the potenital difference between the points is

10 \ { V},

the charge is :

$4.0 \ {C}$
$2.0 \ {C}$
$0.5 \ {C}$
$1.0 \ {C}$

Solution:

Given Work done

({W})=20 {J}, {V}=10{V}

Work done

={qV}

20={q} × 10 ⇒{q}=2.0 \ {C}

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