Question

The force applied on a body of mass 20 kg moving with a velocity of 40 ms-1 . The body attains a velocity of 50 ms-1 in 2 seconds .Calculate the work done .Please solve this for me

Answer 1

Answer:

Explanation:

CHECK IT OUT

Work=Force×displacement

=ma×(v^2-u^2)/2a

=m(v^2-u^2)/2

=10(2500-1600)

=10×900

=9000J

Answer 2

Explanation:

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