An athlete is running from one side of the bridge to the other. His initial velocity was 1 m/s. He is accelerating continuously at the rate of $1 m / s^{2}$ . How much time will he take to cross the bridge, if the length of the bridge is 40 m?

15 s

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2 s

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80 s

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Solution

The correct option is B 8s
.

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