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CBSE Class 11-science Answered

Please help.......
Asked by abhinay.bhatta | 08 Mar, 2010, 10:26: AM
Expert Answer

Dear Student,

Time of flight T=2 X  V/g----------(1)

and here V=(2gh)------------------(2)

T=(2 X(2gh))g  =2(gh)

For the first time h=90  ==>  T1=60sec

Second time  V=9m/s

T2= 610  sec

Each time V, T follows the equations 1,2.

 

Regards

Team

Topperlearning.com

 

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