Find the correct word.
Relieve – to ease out or make less tedious/ make less painful
In AC circuits, AC meters measure –
A constant retarding force of 20 N is applied to a body of mass 10 kg moving initially with a speed of 12 m s–1. How long does the body tak...
What is the focal length of a plane mirror?
The radii of curvature of the faces of a double convex lens are 20 cm and 30 cm. If focal length of the lens is 36 cm find the refractive index of t...
The pitch of a sound is primarily determined by which of the following?
If the temperature of a place increases suddenly, the relative humidity –
In circular motion the direction of velocity changes at _______ points.
__________ is the metal used for making the filament of the light bulb.
Which of the following statement is correct?
I. Magnetite is a natural magnet
II. A freely suspended magnet always aligns in N-S direction
