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The time taken by a 240 m long train, tr...

The time taken by a 240 m long train, travelling at a speed of 72 km/h to cross a pole is ________

A

15 s

B

12 s

C

25 s

D

27 s

Text Solution

Verified by Experts

The correct Answer is:
B
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PEARSON IIT JEE FOUNDATION-TIME AND DISTANCE -Concept Application (Level 1 )
  1. Which of the following is the least ?

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  2. A train crosses a telegraph pole in 15 s. The time taken by the train ...

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  3. The time taken by a 240 m long train, travelling at a speed of 72 km/h...

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  4. Salil walks a certain distance at 2.5 km/h for 2 h and then runs 10 ...

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  5. How long does a train, 200 m long , travelling at a speed of 81 km/h ...

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  6. A train 150 m long completely passes a boy walking in the opposite dir...

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  7. A train 100 m long completely passes a man walking in the same directi...

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  8. If a 300 m long train is travelling at a constant speed, then find the...

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  9. A car travels x km at 60 kmph and then travels another 2x km at 40 k...

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  10. If the time taken by a train, 170 m long, travelling at a certain spee...

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  11. If a man ruas at 9 m/s , then what distance can he cover in 2 h 30 min...

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  12. A policeman, travelling at 75 km/h chases a thief 1500 m away from hi...

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  13. The ratio of the speeds of Amar and Akbar is 8 : 5 . If Akbar takes 1...

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  14. A cat sights a rat at a distance of 200 m away from it and starts runn...

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  15. A train travels for 12 h, the first half of the distance at 80 kmph an...

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  16. Two persons A and B move towards each other from P and Q , respectivel...

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  17. Two trains 150 m long and 250 m long are travel-ling at the speeds of ...

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  18. A person takes 1 h more than that of his friend to reach a party. The...

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  19. Travelling at 4/5 the of his usual speed, a man is 15 min late. What i...

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  20. The average of the speed of the boat upstream and the speed of the b...

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