# Oscillations and Waves (NEET Physics): Questions 92 - 95 of 195

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## Question number: 92

» Oscillations and Waves » Speed of a Wave

MCQ▾

### Question

A wave represented by the given equation where x is in meter and t is in second. The expression represents,

(1) A wave travelling in the negative X direction with a velocity of 1.5 m/sec

(2) A wave travelling in the negative X direction with a wavelength of 0.2 m

(3) A wave travelling in the positive X direction with a velocity of 1.5 m/sec.

(4) A wave travelling in the positive X direction with a wavelength of 0.2 m

Select the correct answers and mark it according to the following codes:

### Choices

Choice (4) Response

a.

2 and 4 are correct

b.

1, 2 and 3 are correct

c.

1 and 2 are correct

d.

1 and 3 are correct

## Question number: 93

» 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.

Become infinite

c.

Increase

d.

Decrease

## Question number: 94

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

### Question

In a sinusoidal wave, the time required for a particular point to move from maximum displacement to zero displacement is 0.125 second. The frequency of the wave is,

### Choices

Choice (4) Response

a.

2.0 Hz

b.

1.47 Hz

c.

0.73 Hz

d.

2.94 Hz

## Question number: 95

» Oscillations and Waves » Displacement Relation for a Progressive Wave

MCQ▾

### Question

Two waves are given by and . The phase difference between the two waves is

### Choices

Choice (4) Response

a.

b.

c.

d.

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