Question

2 guns were firedfrom the same place at an interval of 28 minutes. But a man sitting in the train going away from the placental to 2ndfiring 30 minutes after the 1st.if the speed of a trainis 20km.find the speed of sound .2 guns were firedfrom the same place at an interval of 28 minutes. But a man sitting in the train going away from the placental to 2ndfiring

​

Answer 1

Step-by-step explanation:

I don't know the answer bro/sis

Answer 2

Answer:

Let the speed of the train be x m/sec. Then distance traveled by train in 10 min = Distance traveled by sound in 30 sec.

⇒x×10×60=330×30

⇒x=

10×60

330×30

=16.5

∴ Speed of the train =16.5 m/sec =16.5×

5

18

=59.4 km/hr.

similarly

I hope fully answer