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 28 of 59.

Hanumantha reddy said:   1 decade ago
Hi good morning this problem am not understand please explain me.

Bangaru said:   1 decade ago
@Divya.

Can you explain the problem which was mentioned by you ?

Kishan said:   1 decade ago
Similarly,

Speed = [60*5/18]m/sec=50/3 m/sec.

50/3*9 = 150mtrs.

Umesh said:   10 years ago
I just want to check how this module? That's way I comment here.

Shri said:   9 years ago
@Kalimuthu.

Short, simple and logically understandable answer .

Muhammed Jamsheer said:   2 years ago
@Raj
To convert km to metre;
Km - m = × 5/18.
m - km = × 18/5.
(20)

Suriya said:   7 months ago
@Revanth.

We need to cover kmph to mtps 5/18 mtps to kmph 18/5.
(4)

PRASHANTH said:   7 months ago
I still don't understand. How 5/18 came?

Please explain to me.
(35)

Pavitra said:   2 years ago
1m = 1/1000km and
1s=1/3600hr.
So 1m/s = 3600/1000 = 18/5km/h.
(30)

Srikanth said:   1 decade ago
Can you explain the problem with diagrammatic representation ?


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