A man stands in front of a tall wall and produces a sound. If he receives the echo of the sound two seconds later, calculate his distance from the wall. (The speed of sound in air is 330ms^-1)

Similar Questions

The distance between a concave mirror and an object placed in front of it is 1.0m. If the raduis of ...

Calculate the work done when a force of 20N stretches a spring by 50mm. ...

The process whereby a liquid turns spontaneously into vapour is called ...

An empty density bottle weighs 2 N. if it weighs 5 N when filled with water and 4 N when filled...

The angle between the geographic and the magnetic meridians at a place on the earth’s surface ...

In the absence of gravitational force, the weight of the body is ...

If the temperature of a resistance wire is gradually increased, its resistance will ...

A metal rod of length 40cm at 20°C is heated to a temperature of 45°C. If the new length of the ro...

Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth ...

The bond that forms a semiconductor is? ...