Aptitude - Problems on Trains - Discussion

Discussion Forum : Problems on Trains - General Questions (Q.No. 1)
1.
A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
120 metres
180 metres
324 metres
150 metres
Answer: Option
Explanation:

Speed = 60 x 5 m/sec = 50 m/sec.
18 3

Length of the train = (Speed x Time).

Length of the train = 50 x 9 m = 150 m.
3

Discussion:
587 comments Page 39 of 59.

Priya said:   6 years ago
@Koushik Reddy.

We use 5/18 to convert from km/hr to m/s in order to find the solution in terms of metres/seconds.

Teju said:   6 years ago
Speed of train: 60km/hr,
Train reaches the pole :9 sec,

Convert speed of Train from "Km/hr toM/sec,
60,000m/3600sec = 16.666 m/sec,

Length of train = 16.66*9 = 149.994M.

Tej said:   5 years ago
Very well explained. Thanks all.

Nayak said:   5 years ago
Well explained. Thanks all.

Dharmaraj Gaikwad said:   5 years ago
Well explained, thanks.

Monali said:   5 years ago
Very well explained, thanks all.

Harry said:   5 years ago
Very well explained, thanks all.

Shweta singh said:   5 years ago
Very well explained thank you guys.

Onkar Babar said:   5 years ago
Nice explanations. Thanks all.

Onkar Babar said:   5 years ago
Nice explanation, Thank you all.


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