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:
644 comments Page 37 of 65.

Wick said:   3 years ago
@All.

Here, 5/18 is used to convert Km/hr to m/s.
(30)

Ajay said:   2 years ago
Thanks everyone for explaining the answer clearly.
(30)

Sai dinesh nakka said:   6 months ago
Distance = speed * time.
= 60 * 5/18 * 9,
= 150m.
(10)

Menaal said:   2 weeks ago
How this 5/18 is calculated? Please explain to me.
(1)

Abhi said:   1 decade ago
Can you explain this problem (sqrt(3N))^3/2 = 90?

Ravesh said:   9 years ago
Good explanation. Thank you all. I help me a lot.

Utkarsh Anand said:   2 years ago
@All.

5/18 was used to convert km/hr into m/sec.
(33)

Sneha said:   1 year ago
How did you calculate 5/18? Please explain to me.
(41)

Ashwini said:   2 decades ago
@ Kalimuthu Thanks...I understand your solution.

Ghanshyam said:   1 decade ago
Nice explanation in detail. Thank you very much.


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