Question

a train is running at a speed of 72km/h. it crosses a bridge of length half kilometres in 1 minute. calculate the length of the train​

Answer 1

Answer:

700m

Explanation:

let, x be the length of the train

therefore, total distance covered, s = (x+500)metres

total time taken, t= 1 mins = 60 seconds

Velocity v= 72km/hr= 20 m/s

apply relation - v= s/t