a train 110 m long is moving with a uniform velocity 45km/hr. find the time it will take ti cross a bridge 1km long
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HLW MATE!
TOTAL DISTANCE GIVEN=DISTANCE of BRIDGE+LENGTH of TRAIN=1000+110=1110m
NOW, Lets change 45km/hr in m/s
THEN,45×5/18=12.5 m/s
AND WE know that TIME=DISTANCE/SPEED
Putting given values
TIME=1110/12.5=88.8 second
OR 1hr4min48 second
THANK U☺
TOTAL DISTANCE GIVEN=DISTANCE of BRIDGE+LENGTH of TRAIN=1000+110=1110m
NOW, Lets change 45km/hr in m/s
THEN,45×5/18=12.5 m/s
AND WE know that TIME=DISTANCE/SPEED
Putting given values
TIME=1110/12.5=88.8 second
OR 1hr4min48 second
THANK U☺
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