# Oscillations and Waves-Periodic Functions (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 7 - 11 of 21

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## Question number: 7

» Oscillations and Waves » Periodic Functions

MCQ▾

### Question

A body is executing S. H. M. when its displacement from the mean position is 4 cm and 5 cm, the corresponding velocity of the body is 10 cm/sec and 8 cm/sec. Then the time period of the body is,

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 8

» Oscillations and Waves » Periodic Functions

MCQ▾

### Question

A particle executes a simple harmonic motion of time period T. Find the time taken by the particle to go directly from its mean position to the amplitude

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 9

» Oscillations and Waves » Periodic Functions

Assertion-Reason▾

### Assertion (Ꭺ)

In S. H. M. , the motion is ‘to and fro’ and periodic.

### Reason (Ꭱ)

Velocity of the particle (where x is the displacement and k is amplitude)

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is false but Ꭱ is true

c.

Ꭺ is true but Ꭱ is false

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

## Question number: 10

» Oscillations and Waves » Periodic Functions

MCQ▾

### Question

A chimpanzee swinging on a swing in a sitting position, stands up suddenly, the time period will

### Choices

Choice (4) Response

a.

Remain same

b.

Decrease

c.

Become infinite

d.

Increase

## Question number: 11

» Oscillations and Waves » Periodic Functions

MCQ▾

### Question

A particle executes simple harmonic motion with an angular velocity and maximum acceleration of 2.5 rad/sec and 5.5 m/s 2 respectively. The amplitude of oscillation is,

### Choices

Choice (4) Response

a.

1.04 m

b.

0.77 m

c.

0.88 m

d.

0.28 m

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