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Q1. | A train 360 m long is running at a speed of 45 km / hr. In what time will it pass a bridge 140 m long ? |

A. | 40 sec [Correct Answer] |

B. | 42 sec [Wrong Answer] |

C. | 45 sec [Wrong Answer] |

D. | 48 sec [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss it below :_{Speed = 45 X} ^{ 5 }_{m/sec }^{18}
_{= } ^{25}_{m/sec }^{2}
Total distance covered = (360 + 140) m = 500 m. _{Required time = 500 X} ^{ 2 }_{sec = 40 sec.}^{25}
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