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UdySylva
Answers (1)
F varies directly as mvr F=Km^av^br^c MLT^-2= KM^a(LT^-1)^bL^c M=M^a a=1 ......(1) L=L^b+c b+c=1 ....(2) T^-2= T^-b b=2 .......(3) From (2) b+c=1 2+c=1 c=-1 .......(4) Subst. values of a,b and c in the eqn F=KMV^2r^-1 F=KMV^2/r F varies as MV^2/r
