Question

Question: Two trains, each 40 m long are travelling in opposite direction with equal velocity 20 m/s. The time of crossing is

a) 1s

b) 2s

c) 3s

d) Zero

with great Explanation ​

Answer 1

Answer:

D

Explanation:

make me brainmark pleas follow me yaar

Answer 2

Answer:

hi Kinjal

Explanation:

please make me brainliest