A train of length 450 crosses a pole with a speed of 72 kilometre per hour how long will it take to cross the pole .
Anonymous:
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Answered by
11
Answer:
Step-by-step explanation:
length =450
speed = 72 km/hr
= 72 * 5/18 (to convert m/s)
=20m/s
d= s * t
t =d/s
=-450/20
= 22 1/2 or 22.5 secs
=22 mins 30 secs
Answered by
2
Answer:
22 minutes 30 second
Step-by-step explanation:
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