Question

A body has an acceleration of -10 m/s2. What is its retardation?

a)10ms2
b) 10m/s2
c) -10m/s2
d) zero

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Answer 1

Answer:

-10m/s^2

Explanation:

negative acceleration is called retardation

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Answer 2

Answer:10m/s2

Explanation:As retardation is basically this way (-- acceleration ) so , as the acceleration given is -10m/s2 so retardation will be -(-10m/s2) =+10m/s2