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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
1 Nov 2021

Given information

Given; initial velocity is   m/s

To find the time taken by stone to reach the ground.

Step-by-step explanation

Step 1.

Now , use the second equation of motion ;

 

Put  

 

 

 

Therefore time taken is 9 second.

 

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