Question

Train travelling at a speed of 54 km/h takes 12 seconds to cross a man standing
on a railway
platform. Find the length of the train. Hence find the time taken by the train to cross a bridge
0.255 km long .
​

Answer 1

Answer:

1st velocity is equal and directly proportional to the speed

Step-by-step explanation:

and inversely proportional to the time so

v=s/t