An object R leaves a platform XY with a horizontal velocity of 7m-1 and lands at Q. lf it takes the same object 0.3s to fall freely from Y to P, calculate the distance PQ.(Take g = 1Oms2)
-
A.
7.30m -
B.
2.55m -
C.
2.10m -
D.
1.65m -
E.
0.45m.
Correct Answer: Option C
Explanation
D = v x t = 7 x 0.3 = 2.1m