A soldier fires a bullet towards a fort-wall and hears the first echo after 2s. He moves a distance of 85m towards the wall, fires a bullet and hears the echo after 1.5 s. The velocity of sound is

A man stands at a distance of 250 m from a wall. He shoots a rifle and hears the echo after 1.3 seconds. Calculate the velocity of sound.

A man fires a gun towards a hill and hears its echo after 5 s . He then moves 340 m towards the hill and fires his gun again. This time he hears the echo after 3 s . Calculate the speed of sound.

A man fires a gun and hears its echo after 5s. The man then moves 310 m towards the hill and fires his gun again. If he hears the echo after 3 s, calculate the speed of sound.

A person in front of a hill at a distance 337.5 m fires a bullet. If he hears an echo after 2.25 s, then the velocity of sound will be

A man claps his hands in front of a wall and he hears the echo after 1.6 s . He walks 33 m nearer the wall and hears the echo 1.4 s after clapping. Find the velocity of sound in air.

A man standing in front of a vertical cliff fires a gun. He hears the echo after 3 s. On moving closer to the cliff by 82.5 m, he fires again and hears the echo after 2.5 s. Find : the speed of sound.

A man fires a shot and hears an echo from a cliff after 2 s . He walks 85 m towards the cliff and the echo of a second shot is now heard after 1.4 s . What is the velocity of sound and how far was the man from the cliff when he first heard the echo ?