If the speed of body decreasing from 60km/h to 20 km/h , then body has
(a) acceleration (b) retardation
( c) zero acceleration (d) none of thes
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Answered by
6
Answer:
the speed of body decreasing from 60km/h to 20 km/h , then body has (a) acceleration.
Answered by
1
Answer:
retardation...... - (vf - vi)/t
hence it follows the same rule of retardation
so.. option b is correct
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