Physics, asked by lokasirivarshinisigi, 1 year ago

a lorry has a mass of 5kg initial at rest after 10s its velocity becomes 20m/s.find the power of engine

Answers

Answered by namratha27
0
work done= force*displacement
displacement=velocity*time
=20*10=200m
force=mass*acceleration
5*20/10=10
therefore work done=2000
power=work/time=2000/10=200watts
Answered by nnkishorelic
0

The answer is 100watt

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