15th sum plz

Asked by lovemaan5500
| 16th Dec, 2019,
09:36: PM
Expert Answer:
By integrating eqn.(1), we get
...........................(2)
where C is constant of integration
We are given the intial condition, at t= 0, v = 0
hence C = ln( g cosα )
Then eqn.(2) becomes
Answered by Thiyagarajan K
| 17th Dec, 2019,
02:40: PM
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