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An athlete claimed that his timing fo...

An athlete claimed that his timing for a 100 m dash should be corrected because the starting signal was given by a gun fired from a point 10 m away from him and the timekeeper was standing close to the gun. The error due to this could be (in seconds) `0. 03` b. `0. 1` c. `0. 7` d. `0. 5`

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