ECAT Pre Engineering Physics Chapter 7 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

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Physics ECAT Pre Engineering Chapter 7 Oscillations

00:00
Question # 1

The S.I unit of frequency is

Question # 2

A particle executes SHM with frequency. The frequency with which its K.E oscillates is

Question # 3

The restoring force is ______ and opposite tot he applied force within ______

Question # 4

A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:

Question # 5

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 6

The body oscillates due to ______ accelerates and overshoots the rest position due to _______

Question # 7

An object in SHM will have maximum speed when its displacement from equilibrium position is:

Question # 8

A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

Question # 9

If time period of a pendulum is doubled by increasing its length, then its frequency will

Question # 10

When a body is vibrating, the displacement from mean position

Question # 11

When a body is vibrating, the displacement from mean position:

Question # 12

The body oscillates due to ______ accelerates and overshoots the rest position due to _____:

Question # 13

A spring of constant k = 0.4 N m-1is to be extended through 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

Question # 14

An angle of 180° in circular motion is equivalent to ______ in SHM.

Question # 15

Second's pendulum is the pendulum whose time period is:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Velocity of particle executing SHM will be maximum at
A. Extreme position
B. Mean position
C. b/w mean and extreme
D. None
2 Amplitude in SHM is equivalent to ______ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
3 A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:
A. Circular motion, circumference
B. Vibrator, chord
C. SHM, diameter
D. SHM, circumference
4 Which of the following is an example of SHM(in ideal situations)
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these
5 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
6 If time period of a pendulum is doubled by increasing its length, then its frequency will
A. Also be doubled
B. Become half
C. Become one fourth
D. Becomes four times
7 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
8 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
9 The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:
A. f
B. 2 f
C. 3 f
D. 1/2 f
10 The graph showing the variation of displacement with time is a
A. Sine curve
B. Straight line
C. Parabola
D. None of these

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