A 2m wide truck is moving with a speed of 5 √5 m/s along a straight horizontal road. A man starts crossing the road with a uniform speed v when the truck is 4m away from him. The minimum value of v (in m/s) to cross the truck safely is ?
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Answer:
5.59 m/s
Hint
The time taken by the truck to reach the man is same as the time the man gets to cross the road
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