A train is running at a speed of 100Kmph. A car is running on road parallel to…
2025
A train is running at a speed of 100Kmph. A car is running on road parallel to the train’s track at a speed of 20 Kmph in the same direction as of train. How much time will it take to cross the car if the length of the train is 100 meters?
- A.
5 sec
- B.
4 sec
- C.
5.5 sec
- D.
4.5 sec
Attempted by 27 students.
Show answer & explanation
Correct answer: D
Answer:
4.5 sec
Explanation:
Relative speed of train = 100-20 Kmph (say car is stopped)
T = D/V = 0.100/80 = .00125 hrs
=> 00125*3600 = 4.5 secs