Physics, asked by alfiyasaadia646, 11 months ago

A car accelerates from rest at a constant rate 'alpha' for some time after which it decelerates at a constant rate 'beta' and comes to rest. if total time elapsed is 't', then max velocity acquired by the car is

Answers

Answered by Anonymous
6

Answer:

Explanation:

For the first leg of the journey,

V = 0 + α  t1

So  V = α  t1

for the second leg of journey of duration  t - t1 :

0 = V - β (t - t1)

0 = α t1 - β t + β t1

t1 = β t / (α + β)

V =  αt1 = α β t / (α + β )

Answered by Anonymous
1

Answer:

Explanation:

For the first leg of the journey,

V = 0 + α  t1

So  V = α  t1

for the second leg of journey of duration  t - t1 :

0 = V - β (t - t1)

0 = α t1 - β t + β t1

t1 = β t / (α + β)

V =  αt1 = α β t / (α + β )

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