##### To and fro motion of a body about its mean position is known as:
Difficulty: Easy
A:
Translatory motion
B:
Vibratory motion
C:
Rotatory motion
D:
None
##### The unit of spring constant is:
Difficulty: Easy
A:
J-sec
B:
Metre
C:
$Nm^{-}$
D:
None
##### Which one of the following is an example of SHM:
Difficulty: Easy
A:
Motion in a plane
B:
Motion in a swing
C:
Motion in a car
D:
None
Difficulty: Easy
A:
Increases
B:
Decreases
C:
Remains constant
D:
None
Difficulty: Easy
A:
Force
B:
Surface tension
C:
Pressure
D:
Loudness
##### The restoring force is _____ and opposite to that applied force within ______
Difficulty: Easy
A:
equal, elastic limit
B:
different, the walls of the laboratory
C:
different, elastic limit
D:
none
##### When a body is vibrating, the displacement from mean position:
Difficulty: Easy
A:
Increases with time
B:
Decreases with time
C:
Changes with time
D:
None
Difficulty: Easy
A:
Sine curve
B:
Straight line
C:
Parabola
D:
None
Difficulty: Easy
A:
diameter
B:
C:
circumference
D:
none
##### $\pi$ is the ratio of:
Difficulty: Easy
A:
Circumference of a circle to its diameter
B:
Diameter of a circle to its circumference
C:
Circumference of a circle to its radius
D:
None