Refer to CBSE Class 11 Physics Waves MCQs provided below. CBSE Class 11 Physics MCQs with answers available in Pdf for free download. The MCQ Questions for Class 11 Physics with answers have been prepared as per the latest syllabus, CBSE books and examination pattern suggested in Class 11 by CBSE, NCERT and KVS. Multiple Choice Questions for Chapter 15 Waves are an important part of exams for Class 11 Physics and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 11 Physics and also download more latest study material for all subjects
MCQ for Class 11 Physics Chapter 15 Waves
Class 11 Physics students should refer to the following multiple-choice questions with answers for Chapter 15 Waves in Class 11. These MCQ questions with answers for Class 11 Physics will come in exams and help you to score good marks
Chapter 15 Waves MCQ Questions Class 11 Physics with Answers
Question: When a sound wave goes from one medium to another, the quantity that remains unchanged is
a) frequency
b) wavelength
c) amplitude
d) speed
Answer: frequency
Question: For which of the following do the longitudinal waves exist?
a) Both
b) Air
c) Water
d) None of these
Answer: Both
Question: Sound travels in rocks in the form of
a) both longitudinal and transverse elastic waves
b) non-elastic waves
c) transverse elastic waves only
d) longitudinal elastic waves only
Answer: both longitudinal and transverse elastic waves
Question: From a point source, if amplitude of waves at a distance r is A, its amplitude at a distance 2r will be
a) A/2
b) A/4
c) 2 A
d) A
Answer: A/2
Question: The property of a medium necessary for wave propagation is
a) All of the above
b) Elasticity
c) Inertia
d) Low resistance
Answer: All of the above
Question: The ratio of the speed of a body to the speed of sound is called
a) Mach number
b) Sonic index
c) Doppler ratio
d) Refractive index
Answer: Mach number
Question: Sound waves transfer
a) both energy and momentum
b) only energy not momentum
c) momentum
d) energy
Answer: both energy and momentum
Question: The reason for introducing Laplace correction in the expression for the velocity of sound in a gaseous medium is
a) no change in the heat of the medium during the propagation of the sound through it
b) no change in the temperature of the medium during the propagation of the sound through it
c) change in the pressure of the gas due to the compression and rarefaction
d) change in the volume of the gas
Answer: no change in the heat of the medium during the propagation of the sound through it
Question: Which of the following changes at an antinode in a stationary wave?
a) Neither pressure nor density
b) Both pressure and density
c) Pressure only
d) Density only
Answer: Neither pressure nor density
Question: What is the effect of humidity on sound waves when humidity increases?
a) Speed of sound waves is more
b) Speed of sound waves is less
c) Speed of sound waves remains same
d) Speed of sound waves becomes zero
Answer: Speed of sound waves is more
Question: Which of the following statements is/are correct about the standing wave?
I. In a standing wave the disturbance produce is confined to the region where it is produced.
II. In a standing wave, all the particles cross their mean position together.
III. In a standing wave, energy is transmitted from one region of space to other
a) I and II
b) Only II
c) Only III
d) I, II and III
Answer: I and II
Question: The rate of transfer of energy in a wave depends
a) directly on the square of the wave amplitude and square of the wave frequency
b) directly on the square of the wave amplitude and root of the wave frequency
c) directly on the wave amplitude and square of the wave frequency
d) None of these
Answer: directly on the square of the wave amplitude and square of the wave frequency
Question: If vibrations of a string are to be increased by a factor of two, then tension in the string must be made
a) twice
b) eight times
c) half
d) four times
Answer: twice
Question: The fundamental frequency of a closed end organ pipe is n. Its length is doubled and radius is halved. Its frequency will become nearly
a) n/2
b) n/3
c) n
d) 2 n
Answer: n/2
Question: The fundamental frequency of an organ pipe is 512 Hz. If its length is increased, then frequency will
a) decrease
b) increase
c) remains same
d) cannot be predicted
Answer: decrease
Question: What is the effect of increase in temperature on the frequency of sound produced by an organ pipe?
a) increases
b) no effect
c) decreases
d) erratic change
Answer: increases
Question: Frequencies of sound produced from an organ pipe open at both ends are
a) even and odd harmonics
b) only odd harmonics
c) only even harmonics
d) only fundamental note
Answer: even and odd harmonics
Question: closed organ pipe (closed at one end) is excited to support the third overtone. It is found that air in the pipe has
a) four nodes and four antinodes
b) four nodes and three antinodes
c) three nodes and four antinodes
d) three nodes and three antinodes
Answer: four nodes and four antinodes
Question: If there are six loops for 1 m length in transverse mode of Melde’s experiment., the no. of loops in longitudinal mode under otherwise identical conditions would be
a) 3
b) 6
c) 12
d) 8
Answer: 3
Question: The fundamental frequency of a closed organ pipe of length 20 cm is equal to the second overtone of an organ pipe open at both the ends. The length of organ pipe open at both theends is
a) 120 cm
b) 140 cm
c) 80 cm
d) 100 cm
Answer: 120 cm
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CBSE Class 11 Physics Chapter 15 Waves MCQs
We hope students liked the above MCQs for Chapter 15 Waves designed as per the latest syllabus for Class 11 Physics released by CBSE. Students of Class 11 should download the Multiple Choice Questions and Answers in Pdf format and practice the questions and solutions given in above Class 11 Physics MCQs Questions on daily basis. All latest MCQs with answers have been developed for Physics by referring to the most important and regularly asked topics which the students should learn and practice to get better score in school tests and examinations. Studiestoday is the best portal for Class 11 students to get all latest study material free of cost.
MCQs for Physics CBSE Class 11 Chapter 15 Waves
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Chapter 15 Waves MCQs Physics CBSE Class 11
All MCQs given above for Class 11 Physics have been made as per the latest syllabus and books issued for the current academic year. The students of Class 11 can refer to the answers which have been also provided by our teachers for all MCQs of Physics so that you are able to solve the questions and then compare your answers with the solutions provided by us. We have also provided lot of MCQ questions for Class 11 Physics so that you can solve questions relating to all topics given in each chapter. All study material for Class 11 Physics students have been given on studiestoday.
Chapter 15 Waves CBSE Class 11 MCQs Physics
Regular MCQs practice helps to gain more practice in solving questions to obtain a more comprehensive understanding of Chapter 15 Waves concepts. MCQs play an important role in developing understanding of Chapter 15 Waves in CBSE Class 11. Students can download and save or print all the MCQs, printable assignments, practice sheets of the above chapter in Class 11 Physics in Pdf format from studiestoday. You can print or read them online on your computer or mobile or any other device. After solving these you should also refer to Class 11 Physics MCQ Test for the same chapter
CBSE MCQs Physics Class 11 Chapter 15 Waves
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Multiple Choice Questions (MCQs) for Chapter 15 Waves Class 11 Physics are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.