RRB Group D 27-Sep-2018 Shift 1 Solved Paper

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Question : 86 of 100

Marks: +1, -0

A mass of

20 \ { kg}

is at a height of

8 \ { m}

above the ground. Then the potential energy possessed by the body is:

[

Given

g=9.8 {ms}^{-2}]

1568 J
1568 C
1568 W
1568 N

Solution:

Potential energy

={mgh}=20 \×9.8 \×8

=1568 \ { J}

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