RRB Group D 3-Oct-2018 Shift 3 Solved Paper

Question : 21 of 100

Marks: +1, -0

The SI unit of retardation is

Solution:

The S.I. unit of retardation is

\ms^{-2}

. Only the sign of magnitude of retardation is considered negative to signify it as the "opposite" of acceleration.

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