# Oscillations and Waves (NEET (NTA)-National Eligibility cum Entrance Test (Medical) 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.

b.

c.

d.

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## 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.

b.

c.

d.

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## Question number: 19

» Oscillations and Waves » Displacement as a Function of Time

MCQ▾

### Question

A simple harmonic motion is represented by . 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

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## 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

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## 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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