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Assertion: There are two boxes of masses 5 kg and 4 kg are in contact with the smooth inclined plane of 30 degrees and then released afterward; their acceleration is  5ms^{-2}

Reason: Acceleration of the mass is  a=gsin\Theta

Option: 1

Assertion is true


Option: 2

Reason is true


Option: 3

Assertion and Reason both are true, And Reason is the correct explanation for Assertion

 


Option: 4

Assertion and Reason both are false 


Answers (1)

best_answer

As the inclined plane is smooth so the acceleration of both the masses will be same 

a=gsin\Theta

\Rightarrow a=10sin30^{o}=10*\frac{1}{2}=5ms^{-2}

Posted by

chirag

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