1. Three balls of masses m, Mg and ma are allowed to roll down from rest
and from a common point O along the different paths OP, OQ and OR
respectively. The ratio of their speeds an reaching the ground will be
(A) mm2 mg
(B) mi X OR ma x OQ 4 mg x OR
A
Q
R
(C)
My ma m3
OP OQ OR
(D) 1:01
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