MDCAT Physics Chapter 6 MCQ Test With Answer for (Waves )
During the preparation of the MDCAT, the students must pay attention to all topics included in the syllabus. The respective authorities have provided the MDCAT syllabus so the candidates can learn about the topics included in the test and prepare them in a better way. The MDCAT consists of MCQs, and for the convenience of the students, the MCQs are uploaded on this platform.
MCQ's Test For MDCAT Physics Chapter 6 Waves Online Test
Try The MCQ's Test For MDCAT Physics Chapter 6 Waves Online Test
The spectrum of a star’s light is measured and the wavelength of one of the lines as thesodium’s line is found
to be 589 nm. The same line has the wavelength of 497 nm whenobserved in the laboratory. This means the
star is
Question # 2
In which of the following, Doppler’s effect is not applicable?
Question # 3
A stationary wave is established in a string which vibrates in four segments at afrequency of 120
Hz. Its fundamental frequency is:
Question # 4
A whistle is revolved with high speed in a horizontal circle of radius R. to an observer at the centre of the circle the frequency of the whistle will appear to be:
Question # 5
A closed organ pipe and an open organ pipe have their first overtones of identicalfrequency. Their
respective lengths are in the ratio:
Question # 6
A wave which consists of a single, non-repetitive disturbance is called a
Question # 7
When temperature increases, frequency of organ pipe:
Question # 8
The maximum wavelength of a transverse wave that can be set up in a string of length Lis
Question # 9
In a closed organ pipe, the fundamental frequency is f. What will be the ratio of thefrequencies of the
next three overtones?
Question # 10
The fundamental frequency in a stretched string is 10 Hz. To double the frequency, the tension in it must be changed to:
Question # 11
A sonometer wire 100 cm in length has a fundamental frequency of 330 Hz. Thevelocity of
propagation of waves along the wire is
Question # 12
A listener observes the frequency “f” of stationary source. If it move toward with 3
times of velocity of sound. Then the apparent frequency of the sound will be
Question # 13
A longitudinal sinusoidal wave has wavelength of 1cm and a period of 2sec. Its wavevelocity is:
Question # 14
A progressive sound wave is a means of transferring energy. A progressive sound waveof constant frequency is generated in air. The intensity of energy transfer is directlyproportional to another of the wave parameters. Which of the following is correct?
Question # 15
A closed organ pipe and an open organ pipe have their first overtone identical infrequency. Their lengths are in ratio
Question # 16
If a transverse wave has a speed of 10 m/ sec and frequency of 10 cycle/ sec itswavelength is:
Question # 17
Where in standing wave, do the vibrations of the medium occur?
Question # 18
When passes from medium to another, deviate from its path is called
Question # 19
A sonar depth finder in a boat uses sound signals to determine the depth of water. Fourseconds after the sound leaves the boat it returns to the boat because of reflection fromthe bottom. Assume the speed of sound in water is 1,460 meters per second. The depth of the water is, in meters, :
Question # 20
The frequency of an open pipe is f. if one end is closed then its fundamental frequencywill be:
The students must solve all the MCQs, and in this way, they come to know about the weak areas of the preparation. The students must spend the maximum time solving the MCQs as it is one of the effective ways to get a good score on the test. So make sure to go through all the topics included in the thermodynamics and then solve the MCQs. To get more information about the MDCAT, keep visiting this platform.
Top Scorers Of MDCAT Physics Chapter 6 Waves Online Test MCQ`s Test
The frequency of the fundamental mode of open at one organ pipe is 400 Hz. Ifone end of pipe is closed the fundamental frequency will be
A. 800 Hz
B. 600 Hz
C. 400 Hz
D. 200 Hz
2
A longitudinal sinusoidal wave has wavelength of 1cm and a period of 2sec. Its wavevelocity is:
A. 50 cm/ sec
B. 0.5 cm/ sec
C. 5 m/ s
D. 0.005 m/ sec
3
A particular wavelength received from a galaxy is measured on earth and isfound to be 5% more
than that its wave length on earth. Hence galaxy is
A. Moving towards earth
B. Going away from earth
C. Stationary with respect to earth
D. None
4
In closed end organ pipe, the frequency of first harmonic is 300 Hz. The frequency ofthird overtone is :
A. 900 Hz
B. 1500 Hz
C. 2100 Hz
D. 600 Hz
5
In a closed organ pipe, the fundamental frequency is f. What will be the ratio of thefrequencies of the
next three overtones?
A. 2 : 3 : 4
B. 3 : 7 : 11
C. 3 : 4 : 5
D. 3 : 5 : 7
6
When an observer moves towards a stationary source with a speed equal to 1/5 timesof speed of sound,
the percentage increase in the frequency of sound is:
A. 20%
B. 40%
C. 5%
D. 10%
7
A 4 m long string fixed at its ends resonate in 4 segments. The wavelength of the waveis:
A. 4m
B. 0.5m
C. 2m
D. 0.25 m
8
Wavelength of the wave is the distance between the particles of the medium having adifference of:
A. Zero
B. n
C. 2n
D. 𝜋2
9
A listener observes the frequency “f” of stationary source. If it move toward with 3
times of velocity of sound. Then the apparent frequency of the sound will be
A. f
B. 3f
C. f/2
D. 4f
10
A closed organ pipe and an open organ pipe have their first overtones of identicalfrequency. Their
respective lengths are in the ratio:
A. 1 : 2
B. 4 : 3
C. 2 : 3
D. 3 : 5
Test Questions
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Alihassan
20 Jun 2019
Physics chapter wise formulae or applied on numerical
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Share your comments & questions here
Alihassan
20 Jun 2019Physics chapter wise formulae or applied on numerical
Komal
29 Aug 2018Result is faulty.Please check efficiently.
Suneel kumar
16 Jun 2018Good job!