Oscillations and Waves (NEET Physics): Questions 17 - 21 of 195

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Question number: 17

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

Question

The amplitude of a particle executing S. H. M. with frequency of 50 Hz is 0.02 m. The maximum value of the acceleration of the particle is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 18

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

MCQ▾

Question

A mass m is suspended from the two coupled springs connected in series. The force constant for springs are k 1 and k 2. The time period of the suspended mass will be,

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 19

» Oscillations and Waves » Displacement as a Function of Time

MCQ▾

Question

A simple harmonic motion is represented by Equation . The amplitude of the S. H. M. is

Choices

Choice (4) Response

a.

A = 5 cm

b.

A = 15 cm

c.

A = 30 cm

d.

A = 10 cm

Question number: 20

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

A pendulum suspended from the ceiling of a train has a period T, when the train is at rest. When the train is accelerating with a uniform acceleration a, the period of oscillation will,

Choices

Choice (4) Response

a.

Become infinite

b.

Remain unaffected

c.

Decrease

d.

Increase

Question number: 21

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The length of a simple pendulum is 2 m. The spherical bob which is empty from inside has a mass of 50 gm. This is now replaced by another solid bob of same radius but having different mass of 100 gm. The new time period will be,

Choices

Choice (4) Response

a.

2 sec

b.

1 sec

c.

4 sec

d.

8 sec

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