a train moving with velocity of 54km/hr is accelerated so that its velocity becomes 72km/hr in 15s.find accelerated of train
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HEYA!!
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Initial velocity u = 54 km/hr = 54× 5/18 = 15 m/s.
Final velocity v = 72 km /hr = 72 × 5/18 = 20 m/s.
Acceleration = final velocity - initial velocity / time
Acceleration = 20-15 / 15
A = 5 /15
= 1/3 = 0.3 ms-2
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Initial velocity u = 54 km/hr = 54× 5/18 = 15 m/s.
Final velocity v = 72 km /hr = 72 × 5/18 = 20 m/s.
Acceleration = final velocity - initial velocity / time
Acceleration = 20-15 / 15
A = 5 /15
= 1/3 = 0.3 ms-2
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3
This is the answer....
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