Questions
A particle is projected at
detailed solution
Correct option is D
Initial K.E., E=12mu2 At the highest point, velocity υ= u cos 600=u2 ∴ K.E. at highest point=12mυ2=12m(u2)2 =14(12mu2)=E4 PE at highest point =mg×u2sin26002g =12mu2(3 /2)2=34E .Similar Questions
If the water falls from a dam into a turbine wheel 19.6 m below, then the velocity of water (in m/s) at the turbine is
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