The sound from a source travelled to the bottom of the sea and the echo was heard 4s later. If the speed of sound in sea water is 1500ms^-1 the depth of the sea is

Similar Questions

Which of the following instruments can be used to compare the relative magnitude of similar charges ...

the fig above shows two connected bodies of masses M1 and M2 in equilibrium under gravity. The tensi...

In an experiment to measure1 the focal length f of a converging lens object distances u and correspo...

In which of the following diagrams is the length of the tube equal to one wavelength? ...

An organic pipe closed at one end is 80cm long. Determine the frequency of the fundamental note assu...

The fuse in an electric device is always connected to the ...

An object of mass 2kg moving with a velocity 3ms-1 collides head-on with another object of mass 1kg ...

The sagging of overhead electrical cables is the consequence of ...

Which of the following is used for controlling the amount of light entering the eye? ...

An object 40 cm high is 30cm from the pin hole camera. If the height of the image formed is 20 cm. W...