The speed of a train is 40km /hrs. If crosses a pole in 18 second . length of train will be ....
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Answer:
length = 20 meters
Step-by-step explanation:
length = speed * time
speed = 40 km/hr (convert into m/s) =40* (5/18) = 200/18 = 10/9
time = 18 sec
length = 10/9 * 18
=20 meters
ganesh3290:
thank
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