Brakes are applied to a train travelling at 72km/hr after passing over 200m its velocity is reduced to 36km/hr at the same rate of retardation,how much further will it go before it is brought to rest
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first convert 200m to km,
then use the formula:
m1u1+m1v1=m2u2+m2v2
then use the formula:
m1u1+m1v1=m2u2+m2v2
syedfarooq1158:
If someone solve this question i will be very thankful
is the answer 66.6 m?
Sorry i dont know
Yes the answer is 66
66.66
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