Question #ee5aa

1 Answer
Oct 8, 2017

Work done is 9.8J.

Explanation:

If a block of mass (m) slides on an inclined plane making an angle (theta) with the horizontal, then the work done by the force of gravity (g)rarr

color(red)(W=mgcostheta).

So, here the work done, W=2xx9.8xxcos60° Joules.
:.W=2xx9.8xx1/2 J
:.color(red)(W=9.8J) (Answer).

Hope it Helps:)