# Oscillations and Waves (NEET Physics): Questions 40 - 44 of 195

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## Question number: 40

» Oscillations and Waves » Simple Pendulum

MCQ▾

### Question

The length of a simple pendulum is increased by 1%. Its time period will

### Choices

Choice (4) Response

a.

Increase by 1%

b.

Increase by 2%

c.

Decrease by 0.5%

d.

Increase by 0.5%

## Question number: 41

» Oscillations and Waves » Periodic Motion - Period Frequency

MCQ▾

### Question

The time period of a simple pendulum of length 2 L as measured in an elevator descending with acceleration g / 3 is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 42

» Oscillations and Waves » Simple Harmonic Motion » Energy

MCQ▾

### Question

The total energy of a particle executing S. H. M. is proportional to

### Choices

Choice (4) Response

a.

Displacement from equilibrium position

b.

Frequency of oscillation

c.

Velocity in equilibrium position

d.

Square of amplitude of motion

## Question number: 43

» 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: 44

» 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

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