ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 7 Oscillations

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

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ECAT Physics Chapter 7 Oscillations

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Question # 1

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

Question # 2

The maximum distance of body from mean position when body is executing SHM is called

Question # 3

In vibrational motion(SHM)

Question # 4

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 5

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

Question # 6

The time taken to complete one vibration is called:

Question # 7

The S.I unit of frequency is

Question # 8

When a body is vibrating, the displacement from mean position

Question # 9

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

Question # 10

In SHM, the acceleration is ______ when velocity is _____:

Question # 11

The SI unit of spring constant is identical with that of

Question # 12

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

Question # 13

The wave form of SHM is

Question # 14

A body with frequency would complete one vibration in:

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 A body with frequency would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
2 When a body is vibrating, the displacement from mean position:
A. Increases with time
B. Decreases with time
C. Changes with time
D. None of these
3 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
4 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
5 The string of a simple pendulum should be:
A. Heavy
B. Extensible
C. In-extensible
D. None of these
6 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
7 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
8 The wave form of SHM is
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
9 An angle of 180° in circular motion is equivalent to ______ in SHM.
A. Half the vibration
B. One vibration
C. 3/4th of a vibration
D. None of these
10 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

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