Question

A truck travelling at 54 km/h
slows down to 36 km/h in 10 sec. find the retardation experienced by it. [hint 1km/h=5/18m/s]​

Answer 1

Answer:

changing velocity/time= retardation

54×5/18=15; 36×5/18=10

15-10/10=5/10=1/2=0.5

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