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An express train moving at 30 m//s reduc...

An express train moving at `30 m//s` reduces its speed to `10 m//s` in a distance of `240m`. If the breaking force is increased by `12.5%` in the beginning find the distance that it travels before coming to rest

A

270m

B

240m

C

210m

D

195m

Text Solution

Verified by Experts

The correct Answer is:
A
`V^(2)-u^(2)=2as`
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