NEET Physics Beats Interference and Superposition of Waves MCQs Set A

Refer to NEET Physics Beats Interference and Superposition of Waves MCQs Set A provided below. NEET Full Syllabus Physics MCQs with answers available in Pdf for free download. The MCQ Questions for Full Syllabus Physics with answers have been prepared as per the latest syllabus, NEET books and examination pattern suggested in Full Syllabus by NEET, NCERT and KVS. Multiple Choice Questions for Beats Interference and Superposition of Waves are an important part of exams for Full Syllabus Physics and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for NEET Full Syllabus Physics and also download more latest study material for all subjects

MCQ for Full Syllabus Physics Beats Interference and Superposition of Waves

Full Syllabus Physics students should refer to the following multiple-choice questions with answers for Beats Interference and Superposition of Waves in Full Syllabus. These MCQ questions with answers for Full Syllabus Physics will come in exams and help you to score good marks

Beats Interference and Superposition of Waves MCQ Questions Full Syllabus Physics with Answers


Question: When two sound waves are superimposed, beats are produced when they have different

a) frequencies

b) phases

c) velocities

d) amplitudes and phases

Answer: frequencies

 

Question:

a) 1

b) 4

c) 2

d) 0

Answer: 1

 

Question: Maximum number of beats frequency heard by a human being is

a) 10

b) 4

c) 20

d) 6

Answer: 10

 

Question: Reverberation time does not depend upon

a) carpet and curtain

b) volume of room

c) temperature

d) size of window

Answer: carpet and curtain

 

Question:  The essential condition for the formation of beats is

a)

b)

c)

d)

Answer:

 

Question: The intensity of harmonic wave

a) depends upon both, its frequency and not on amplitude

b) depends upon its amplitude and not on its frequency

c) depends upon its frequency and not on its amplitude

d) depends neither on frequency nor on its amplitude

Answer: depends upon both, its frequency and not on amplitude

 

Question: If the intensities of two interfering waves be I1 and I2, the contrast between maximum and minimum intensity is maximum, when

a) I1 = I2

b) I1 > > I2

c) I1 << I2

d) either I1 or I2 is zero

Answer: I1 = I2

 

Question:

a)

b)

c)

d)

Answer:

 

More Questions.................................

 

Question:

a) 2

b) 1

c) 4

d) 3

Answer: 2

 

Question:

a)

b)

c)

d)

Answer:

 

Question:

a) 2 Hz

b) 9 Hz

c) 11 Hz

d) 20 Hz

Answer: 2 Hz

 

Question: Two factories are sounding their sirens at 800 Hz. A man goes from one factory to other at a speed of 2m/s. The velocity of sound is 320 m/s. The number of beats heard by the person in one second will be:

a) 10

b) 8

c) 4

d) 2

Answer:  10

 

Question:

a)

b)

c)

d) None of these

Answer:

 

Question: Two sound waves travel in the same direction in a medium. The amplitude of each wave is A and the phase difference between the two waves is 120°. The resultant amplitude will be

a) A

b) 3A

c) 2A

d) 4A

Answer:  A

 

Question:

a) 180

b) 360

c) 60

d) 3

Answer: 180

 

Question: Two tuning forks P and Q when set vibrating, give 4 beatsper second. If a prong of the fork P is filled, the beats are red uced to 2/5 what is frequncy of P, if that of Q is 250 Hz?

a) 246 Hz

b) 250 Hz

c) 254 Hz

d) 252 Hz

Answer: 246 Hz

 

Question: The wavelength of two waves are 50 and 51 cm respectively. If the temperature of the room is 20°C then what will be thenumber of beats produced per second by these waves, when the speed of sound at 0°C is 332 m/s?

a) 14

b) 24

c) 10

d) none of these

Answer:  14

 

Question:

a)

b)

c)

d)

Answer:

 

Question: A tuning fork arrangement (pair) produces 4 beats/sec with one fork of frequency 288 cps. A little wax is placed on the unknown fork and it then produces 2 beats/sec. The frequency of the unknown fork is

a) 292 cps

b) 294 cps

c) 288 cps

d) 286 cps

Answer: 292 cps

 

Question:  A source of sound gives 5 beats per second when sounded with another source of frequency 100 per second. The second harmonic of the source, together with a source of frequency 205 per second gives 5 beats per second. What is the frequency of the source?

a) 105 Hz

b) 205 Hz

c) 100 Hz

d) 95 Hz

Answer: 105 Hz

 

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NEET Full Syllabus Physics Beats Interference and Superposition of Waves MCQs

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Beats Interference and Superposition of Waves NEET Full Syllabus MCQs Physics

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NEET MCQs Physics Full Syllabus Beats Interference and Superposition of Waves

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