RRB Group D 13-Dec-2018 Shift 2 Solved Paper

Question : 24 of 100

Marks: +1, -0

What will be the value of the Kinetic Energy of a moving body with mass 10 kg, if its speed is 20m/sec?

Solution:

Given-mass- 10kg , speed- 20 m /sec
We know that-

KE=1{/2mv^2

=1{/2×10×(20)^2

=2000 \J

Go to Question:

Prev Question

Next Question