A girl standing some distance from the cliff claps her hands and hears the echo 0.8s later. calculate her distance from the cliff. [speed of sound in air = 320 ms^-1]

Similar Questions

In alternating current theory, the units of impedance, r.m.s. voltage and resonance frequency are re...

If 8 x 10$^{-2}$ J of work is required to move 100$\mu$C of charge from a point X to a point Y i...

Which of the following is used to determine the relative density of the acid in a car battery? ...

The dimension of universal gravitational constant is……….? ...

A lantern gives an image of 3m square of a slide 7.62cm square on a screen. If the screen is 10m fro...

The mass of water vapour in a given volume of air is 0.05g at 20oC, while the mass of water vapour r...

Which of the following statements best describes a rigid body? A body which ...

Which of the following statements is NOT true of the image in a plane mirror? The image is ...

The real image of an object formed by a converging lens of focal length 15cm, is three times the siz...

An object is embedded in a block of ice, 10 cm below the plane surface. if the refractive index of t...