# Oscillations and Waves (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 104 - 108 of 195

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## Question number: 104

» Oscillations and Waves » Simple Pendulum

MCQ▾

### Question

The length of a simple pendulum is 2 m. The spherical bob which is empty from inside has a mass of 50 gm. This is now replaced by another solid bob of same radius but having different mass of 100 gm. The new time period will be,

### Choices

Choice (4) Response

a.

4 sec

b.

2 sec

c.

1 sec

d.

8 sec

## Question number: 105

» Oscillations and Waves » Wave Motion

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 106

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

MCQ▾

### Question

A mass m is suspended from the two coupled springs connected in series. The force constant for springs are k 1 and k 2. The time period of the suspended mass will be,

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 107

» Oscillations and Waves » Displacement as a Function of Time

MCQ▾

### Question

The displacement of a particle executing S. H. M is given by meters. The maximum speed of the particle and amplitude of the motion is,

### Choices

Choice (4) Response

a.

100 m/s and 1.30 m

b.

250 m/s and 0.65 m

c.

260 m/sec and 0.65 m

d.

200 cm/sec, and 0.65 m

## Question number: 108

» Oscillations and Waves » Speed of a Wave

MCQ▾

### Question

A wave of frequency 400 Hz has velocity 360 m/sec. The distance between two nearest points 60° out of phase, is

### Choices

Choice (4) Response

a.

15 cm

b.

12 cm

c.

0.6 cm

d.

60 cm