Questions

Which of the following device is used to measure humidity?

Weight (W) of a body can be given by the formula

An example of longitudinal waves (in gas as a medium) is ______.

At what temperature (in Fahrenheit) pure water freezes?

Sextant is an instrument used in which of the following ?

________________ refers to the superposing of two or more coherent waves to produce regions of maxima and minima in space, according to the principle of superposition.

The new symbol of Indian currency is designed by

The maintenance functions of living organisms are performed by the _____.