Question

answer the questions plz​

Answer 1

Step-by-step explanation:

mar jaee ga man agar railway

Answer 2

Answer:

given the length of the train =280m(distance)

and speed of the man is 42kmph

time=??

we know speed=distance/time

speed =42kmph

we have to convert to meter per second to have same units

so we should multiply with 5/18

so 42×5/18=11.6 m/s

now apply the formula

11.6=280/t

t=280/11.6

t=24.13 sec

hope it hepls

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