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

Question : 38 of 100

Marks: +1, -0

An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is:

Solution:

Kinetic Energy

={1}/{2} {mv}^{2}

={1}/{2} ×10 \×(2)^{2}=20 {J}

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