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

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Question # 1

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

Question # 2

If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:

Question # 3

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

Question # 4

Which one of the following is an example of SHM:

Question # 5

If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment is:

Question # 6

Which of the following is an example of SHM(in ideal situations)

Question # 7

Velocity of particle executing SHM will be maximum at

Question # 8

When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:

Question # 9

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 10

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

Question # 11

The graph showing the variation of displacement with time is a:

Question # 12

The acceleration of body executing SHM is directly proportional to

Question # 13

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

Question # 14

If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:

Question # 15

The graph showing the variation of displacement with time is a

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
2 An object in SHM will have maximum speed when its displacement from equilibrium position is:
A. Infinity
B. Maximum
C. Zero
D. Minimum
3 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:
A. 4 gms
B. 0.4 gms
C. 40 gms
D. None of these
4 The SI unit of spring constant is identical with that of:
A. Force
B. Surface tension
C. Pressure
D. Loudness
5 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:
A. 4 gms
B. 0.4 gm
C. 40 gms
D. None of these
6 When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
A. Increases
B. Decreases
C. Remains constant
D. None of these
7 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
8 Which one of the following is an example of SHM:
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
9 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
10 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1

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