Oscillations and Waves (BITSAT Physics): Questions 1 - 7 of 22

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 158 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 150.00 or

Question number: 1

» Oscillations and Waves » Resonance

MCQ▾

Question

Resonance is a special case of –

Choices

Choice (4) Response

a.

Damped vibration

b.

Natural vibration

c.

Force vibration

d.

Un – damped vibration

Question number: 2

» Oscillations and Waves » Speed of a Wave

MCQ▾

Question

The Laplace correction was necessary to Newton’s calculation of velocity of sound, because travel of sound in a medium is –

Choices

Choice (4) Response

a.

Isochoric process

b.

Adiabatic process

c.

Isobaric process

d.

Isothermal process

Question number: 3

» Oscillations and Waves » Longitudinal and Transverse Waves

MCQ▾

Question

Light waves are transverse, because they –

Choices

Choice (4) Response

a.

Are not polarized

b.

Reflect

c.

Refract

d.

Are polarized

Question number: 4

» Oscillations and Waves » Wave Motion

MCQ▾

Question

The equation of sound wave is y=0.0015sin(62.4x+316t) . The wavelength of this wave is –

Choices

Choice (4) Response

a.

0.4unit

b.

0.1unit

c.

0.3unit

d.

0.2unit

Question number: 5

» Oscillations and Waves » Simple Pendulum

MCQ▾

Question

The time period of a simple pendulum in a satellite is –

Choices

Choice (4) Response

a.

Same as an earth

b.

Unity

c.

Infinity

d.

Zero

Question number: 6

» Oscillations and Waves » Speed of a Wave

MCQ▾

Question

A glass rod of 20cm long is clamped at the middle. It is set into the longitudinal vibration. If the emitted sound frequency is 4000Hz , then velocity of sound in glass will be –

Choices

Choice (4) Response

a.

2800ms

b.

1600ms

c.

2000ms

d.

3200ms

Question number: 7

» Oscillations and Waves » Doppler Effect in Sound

MCQ▾

Question

A source of sound is travelling with a velocity 40kmhr towards an observer and emits sounds of frequency 2000Hz . If velocity of sounds is 1220kmhr , then apparent frequency heard by an observer is –

Choices

Choice (4) Response

a.

2080Hz

b.

1950Hz

c.

1980Hz

d.

2068Hz

Sign In