Physics, asked by mamatanjalipalai, 7 months ago

A train length 100 m passes a bridge 400 m in length with a speed of 72k/h calculate the time taken to cross the bridge ?​

Answers

Answered by manas7083
0

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Given

➳Distance=400m

➳Speed=72 km/h=20 m/s

72 \times \frac{5}{18}  = 20

✰To find

➳time taken to cross the bridge

✰Solution

Let Time be X

✔Time=Distance÷Speed

x =  \frac{400}{20}  =  20

➡Time taken to cross the bridge= 20 sec

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Answered by harsh123456728
1

Answer:

20 second

Explanation:

given

the distance = 400

speed is

100

x = 72 + 400

5

72 + 18

20

to find

the Time taken to cross the bridge

distance

speed = time

t = d

s

t = 400

20

t = 20

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