# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1787 - 1791 of 2184

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## Question number: 1787

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### Question

The equation of a plane progressive wave is given by . The frequency of this wave would be,

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Choice (4) Response

a.

b.

c.

d.

## Question number: 1788

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### Question

The displacement due to a wave moving in the positive x –direction is given by

at time t = 0 and by at t = 2 seconds, where x and y are in meter. The velocity of the wave in m/s is,

### Choices

Choice (4) Response

a.

1

b.

0.5

c.

4

d.

2

## Question number: 1789

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### Question

Two masses m 1 and m 2 are suspended together by a massless spring of constant k. When the masses are in equilibrium, m 1 is removed without disturbing the system. The amplitude of oscillations is,

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Choice (4) Response

a.

b.

c.

d.

## Question number: 1790

» Oscillations and Waves » Simple Harmonic Motion » Oscillations of a Spring

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MCQ▾

### Question

A particle of mass m is attached to three identical springs A, B and C each of force constant k. If the particle of mass m is pushed slightly against the spring A and released then the time period of oscillations is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 1791

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MCQ▾

### Question

A wave travelling in positive X-direction with A = 1.2 m has a velocity of 240 m/sec. If λ = 40 m, then correct expression for the wave is

### Choices

Choice (4) Response

a.

b.

c.

d.