Question
A particle starts wth initial speed u and retardation a and takes time t to cme to rest. The tine raken by particle to cover first half of the total path travelled is?
Read 1 Solution.
v^2 - u^2 = 2 (-a) s where v=0 from this find the value of s ie dis.
now put s in the eqn s/2 = uT + 1/2 (-a) T^2 & find T which will be the time for first half of total path travelled.. the ans can also be in other variables like t , etc so you can replace them acc to the given optns
SARIKA 10 year ago
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