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22 (a) An object is thrown vertically upwards and rises to a height of 10 m. Calculate : (i) the velocity with which the object was thrown upward and (ii)

the time taken by the object to reach the highest point.


U=√(2gh). from v^2- u^2=2gh & v=o at peak velocity becomes


t=1.427 sec
0 0 0
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