A train length 100 m passes a bridge 400 m in length with a speed of 72k/h calculate the time taken to cross the bridge ?
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✰Given
➳Distance=400m
➳Speed=72 km/h=20 m/s
✰To find
➳time taken to cross the bridge
✰Solution
Let Time be X
✔Time=Distance÷Speed
➡Time taken to cross the bridge= 20 sec
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BTS AND EXO
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Answer:
20 second
Explanation:
given
the distance = 400
speed is
100
x = 72 + 400
5
72 + 18
20
to find
the Time taken to cross the bridge
distance
speed = time
t = d
s
t = 400
20
t = 20
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