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AN ELEVATOR(ELE) IS GOING UP WITH 5 ACCELERATION. A BOY ON THE ELE SHOOTS A BALL VERTICALLY FROM 2m HEIGHT FROM THE FLOOR OF THE ELE.AT THIS TIME ELE IS GOING UP WITH 10m/S VELOCITY AND THE FLOOR OF ELE IS AT 50m FROM THE GROUND.THE INITIAL VELOCITY OF THE BALL IS 15M/S W.R.T ELE. g=10.
1)TIME AT WHICH THE BALL STRIKES THE FLOOR OF ELE.
ANS)2.13 SEC
2)MAX HEIGHT REACHED FROM GROUND BY THE BALL
ANS)82.56 m
3)DISPLACEMENT OF BALL W.R.T GROUNDDURING ITS FLIGHT
ANS)30.56 m
4)MAX SEPERATION BETWEEN THE FLOOR OF ELE AND THE BALL DURING ITS FLIGHT.
ANS)9.5 m
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