Question

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Answer 1

Answer:

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1.State second lay of thermodynamics

Ans. Second law of thermodynamics states that when one form of energy changes into another form of energy it does not gets 100% Transformed. Some of the energy is lost in this process

2.Area of Velocity time graph give Displacement in that time

3.Linear momentum equals =mv

and rate of change of linear momentum equals Force

=M(v-u)/t

=M(a)

=F