TEXT BOOK OF +2 PHYSICS.
MOTION IN A
1 12. A car attains a velocity of 30 ms- in 3 minute
standstill. Calculate the acceleration.
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Answer:
final velocity = 30 m/s
initial velocity = 0 m/s
time = 3min = 180 seconds
acceleration = finalvelocity-initialvelocity /time
= 30 - 0/180
= 30/180
= 1/6 m/s²
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