Question

train 120 m long is running at a speed of 90 km/hr, crosses another stationary train in 14
er find the length of stationary train.
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Answer 1

Answer:

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Answer 2

Answer:

230m

Step-by-step explanation:

is it 14 seconds or 14 hours ?, I am assuming it as 14 sec.

let length of stationary train be x.

speed = 90km/hr = 90*5/18 = 25m/s

distance/speed = time

(120 + x)/25 = 14

120 + x = 350 => x = 230m