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Questions  

Statement A : An engine A can perform a given work in 1 hr and engine B can prform the same work in 12 hr. then B has greater power
than A.
Statement B : Power is the dot product of force and velocity

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a
A & B is correct 
 
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A & B are wrong 
 
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A is correct and B is wrong 
 
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A is wrong & B is correct 
 

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detailed solution

Correct option is A

We know that,

p=Wt

As both engines produce the same amount of work, time is inversely related to power. So the power increases as time decreases.

Hence the correct answer is A&B is correct.

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