# NEET (National Eligibility cum Medical Entrance Test) Physics: Questions 1628 - 1633 of 2142

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## Question number: 1628

MCQ▾

### Question

If and , then what is the phase difference between the two waves?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 1629

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 1630

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: 1631

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: 1632

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: 1633

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

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