The waves in which particles of the medium vibrate parallel
to the direction of waves are called:
In simple harmonic motion, the acceleration of the body
is…………. Proportional to the displacement.
To see from submarine and the ship at the surface of water,
we use:
Which type of image is produced by the converging lens of
human eye if it views a distant object:
The instrument which is used to display the magnitude of
changing electric current is called:
