1.
Another term is used for vibration called

2.
In SHM of a simple pendulum, the component of weight which is directed towards mean position is

3.
X-ray waves, television waves and radio waves are the examples of

4.
In Hooke's Law, F = -k x, the constant k is called the

5.
Waves which require medium for propagation are

6.
Longitudinal waves move faster through

7.
The mechanical waves in which particles of the medium vibrate about their mean position perpendicular to the direction of propagation of the waves are called

8.
The number of vibrations of a body in one sec is called

9.
A disturbance in the medium which causes the particles of the medium to undergo vibratory motion about their mean position in equal intervals of time is known as

10.
The to and fro oscillatory motion in which acceleration of the body is directly proportional to the displacement of the body from the mean position and is always directed towards the mean position is known as

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