Question : A train 270 m long, is running at a speed of 36 km/hr, then it will cross a bridge of length 180 m in:
Option 1: 40 sec
Option 2: 45 sec
Option 3: 50 sec
Option 4: 35 sec
Correct Answer: 45 sec
Solution : Speed = 36 km/hr = 36 × $\frac{5}{18}$ = 10 m/s Distance = 270 + 180 = 450 m $\therefore$ Time taken = $\frac{\text{Distance}}{\text{Speed}}=\frac{450}{10}$ = 45 sec Hence, the correct answer is 45 sec.
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Question : How many seconds will a train 120 m long, running at the rate of 36 km/hr take to cross a bridge of 360 m in length?
Option 1: 48 sec
Option 2: 40 sec
Option 3: 46 sec
Option 4: 36 sec
Question : A train of length 212 m is running at 45 km/hr. In what time (in seconds) will it cross a platform of length 188 m?
Option 1: 32
Option 2: 40
Option 3: 42
Option 4: 36
Question : A train 150 m long takes 20 seconds to cross a platform 450 m long. The speed of the train (in km/hr) is:
Option 1: 108 km/hr
Option 2: 100 km/hr
Option 3: 106 km/hr
Option 4: 104 km/hr
Question : A train of length 342 m is running at 54 km/hr. In how much time (in seconds) will it cross a bridge of length 438 m?
Option 1: 48
Option 2: 50
Option 3: 54
Option 4: 52
Question : A train of length 180 m takes 40 seconds to cross a tunnel of length 500 m. What is the speed of the train, in km/hr?
Option 1: 71.2
Option 2: 61.2
Option 3: 80.5
Option 4: 52.5
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