Questions

Which one among the following components is used as an amplifying device?

During uniform motion of an object along a straight line, its ___________ remains constant with time

Which phenomenon is responsible for the echo of sound wave?

Mohan, having a mass of 40 kg, runs up a staircase of 50 steps in 10 s. If the height of each step is 15 cm, then what is his power?

Calculate the frequency (in Hz) of a sound wave of wavelength 4m travelling with a speed of 200 m/s.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

to imply or suggest an idea in addition to the literal meaning

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

A person’s last performance

Why is Rann Of Kutch of India famous for ?