A motor cycle travelling at 20 m/s takes 5s to stop whats its average retardation
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initial velocity=20m/s
final velocity=0m/s
time taken=5s
acceleration=0-20m/s÷5s²
= -20m/s÷5s²
=-4m/s²
acceleration=-4m/s²
and retardation= 4m/s²
final velocity=0m/s
time taken=5s
acceleration=0-20m/s÷5s²
= -20m/s÷5s²
=-4m/s²
acceleration=-4m/s²
and retardation= 4m/s²
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Explanation:
- a boy is goning to school by cycle the velocity of cycle increase in 2 second from two metre per second to 13 m per second find the acceleration
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