Trains travelling in the speed of 20 km per hour it takes to second angle and 30 seconds more to pass through it completely water level the phenomenon
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A train is travelling at the speed of 96 kilometres per hour.
It takes 3 seconds to enter a tunnel and 30 seconds more to pass through it completely.
What is the length of the train and the tunnel."
:
Find how long the train is, taking 3 sec to enter the tunnel
Change 96 km to m/sec
96000/3600* 3 = 80 meters long
:
Find the length of the tunnel
96000/3600* 33 = 880 meters
It takes 3 seconds to enter a tunnel and 30 seconds more to pass through it completely.
What is the length of the train and the tunnel."
:
Find how long the train is, taking 3 sec to enter the tunnel
Change 96 km to m/sec
96000/3600* 3 = 80 meters long
:
Find the length of the tunnel
96000/3600* 33 = 880 meters
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