Math, asked by farhina1017, 2 months ago

A 100m long train, remaining at a speed of 48km/hr passes a tunnel in 21 sec. find the length of the tunnel..

Answers

Answered by srisaicafe4u

0

Answer:

duri / samay

4800 m/ 21 second

288'5777

Answered by surajkumar68262

1

Step-by-step explanation:

initial velocity = 48 km/hr

metre=48×5/18=13.34m/s

time taken=21seconds

acceleration=0

s=ut+1/2atsquare

s=13.4×21+1/2×0

s=13.4×21

so,length of the tunnel is = 280.4m

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