# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1739 - 1743 of 2320

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## Question number: 1739

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MCQ▾

### Question

Amplitude of a wave is represented by . Then resonance will occur when

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question number: 1740

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MCQ▾

### Question

A transverse wave is represented by the equation , Here v = wave velocity. For what value of x, the maximum particle velocity equal to two times the wave velocity

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 1741

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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.

5%

b.

7.5%

c.

30%

d.

11%

## Question number: 1742

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

Particle velocity and wave velocity both are independent of time.

### Reason (Ꭱ)

For the propagation of wave motion in medium, the medium must have the properties of elasticity and inertia.

### Choices

Choice (4)Response

a.

Ꭺ is false but Ꭱ is true

b.

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

c.

Ꭺ is true but Ꭱ is false

d.

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

## Question number: 1743

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MCQ▾

### Question

The bob of a pendulum of length l is pulled aside from its equilibrium position through an angle θ and then released. The bob will then pass through its equilibrium position with a speed v, where v equals

### Choices

Choice (4)Response

a.

b.

c.

d.

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