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Question

Physics Question on Units and measurement

S.I. unit of velocity is

A

kmh1km \,h^{-1}

B

msec1m\, sec^{-1}

C

mhr1m \,hr^{-1}

D

m/hrm/hr

Answer

msec1m\, sec^{-1}

Explanation

Solution

Answer (b) msec1m\, sec^{-1}