# Oscillations and Waves (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 1 - 3 of 195

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## Question number: 1

» Oscillations and Waves » Simple Pendulum

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MCQ▾

### Question

A simple pendulum has a time period T. The bob is now given some positive charge -

(1) If some positive charge is placed at the point of suspension, T will increases

(2) If some positive charge is placed at the point of suspension, T will not change

(3) If a uniform downward electric field is switched on, T will increase

(4) If a uniform downward electric field is switched on, T will decrease

Select the correct answers and mark it according to the following codes:

### Choices

Choice (4) Response

a.

1,2 and 3

b.

1 and 2

c.

2 and 4

d.

1 and 3

## Question number: 2

» Oscillations and Waves » Simple Harmonic Motion » Phase

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MCQ▾

### Question

The composition of two simple harmonic motions of equal periods at right angle to each other and with a phase difference of results in the displacement of the particle along,

### Choices

Choice (4) Response

a.

Circle

b.

Figure of 8

c.

Ellipse

d.

Straight line

## Question number: 3

» Oscillations and Waves » Simple Harmonic Motion » Force, Velocity, and Acceleration

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MCQ▾

### Question

For a particle executing simple harmonic motion, which of the following statements is correct?

(1) The total energy of the particle always remains the same

(2) The restoring force always directed towards a fixed point

(3) The restoring force is maximum at the extreme positions

(4) The acceleration of the particle is maximum at the equilibrium position

Select the correct answers and mark it according to the following codes:

### Choices

Choice (4) Response

a.

1,2 and 3 are correct

b.

1 and 3 are correct

c.

1 and 2 are correct

d.

2 and 4 are correct

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