A train is travelling at 45 km/h and crosses a signal pole in 12 secon

1.	A train is travelling at 45 km/h and crosses a signal pole in 12 seconds.a) find the length of the trainb) how long will it take to cross tunnel 125 metre long
Answer» ANSWER: SPEED of the Train = 45 km/hr = 12.5 m/s. Time taken to cross a SINGLE pole = 18 seconds. Therefore, Length of the Train = 12.5 × 18 = 225 m. Step-by-step explanation: thnk u..plzz mark me as brainliest

A train is travelling at 45 km/h and crosses a signal pole in 12 seconds.a) find the length of the trainb) how long will it take to cross tunnel 125 metre long

Answer»

SPEED of the Train = 45 km/hr = 12.5 m/s. Time taken to cross a SINGLE pole = 18 seconds. Therefore, Length of the Train = 12.5 × 18 = 225 m.

Step-by-step explanation:

thnk u..plzz mark me as brainliest