# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1621 - 1625 of 2184

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## Question number: 1621

Edit
MCQ▾

### Question

A particle is performing simple harmonic motion along x-axis with amplitude 4 cm and time period 1.2 sec. The minimum time taken by the particle to move from x = 2 cm to x =+ 4 cm and back again is given by,

### Choices

Choice (4) Response

a.

0.3 sec

b.

0.4 sec

c.

0.6 sec

d.

0.2 sec

## Question number: 1622

Edit
MCQ▾

### Question

A particle executes simple harmonic motion with a frequency f. The frequency with which its kinetic energy oscillates is

### Choices

Choice (4) Response

a.

b.

f

c.

d.

## Question number: 1623

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

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

Consider motion for a mass spring system under gravity, motion of M is not a simple harmonic motion unless Mg is negligibly small.

### Reason (Ꭱ)

For simple harmonic motion acceleration must be proportional to displacement and is directed towards the mean position.

### Choices

Choice (4) Response

a.

Ꭺ is true but Ꭱ is false

b.

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

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are false

## Question number: 1624

Edit
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 half the amplitude

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 1625

Edit
MCQ▾

### Question

A simple pendulum is executing simple harmonic motion with a time period . If the length of the pendulum is increased by 15%, the percentage increase in the time period of the pendulum of is,

### Choices

Choice (4) Response

a.

7.5%

b.

11%

c.

5%

d.

30%