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
A wave which consists of a single, non-repetitive disturbance is called a
Question # 2
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
Question # 3
A longitudinal sinusoidal wave has wavelength of 1cm and a period of 2sec. Its wavevelocity is:
Question # 4
The fundamental frequency of a closed organ pope is 50 Hz. The frequency ofsecond over tone is
Question # 5
Which one is the case when the wavelength is actually changed?
Question # 6
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 # 7
A closed organ pipe and an open organ pipe have their first overtone identical infrequency. Their lengths are in ratio
Question # 8
When temperature increases, frequency of organ pipe:
Question # 9
A sonometer wire 100 cm in length has a fundamental frequency of 330 Hz. Thevelocity of
propagation of waves along the wire is
Question # 10
Where in standing wave, do the vibrations of the medium occur?
Question # 11
A 4 m long string fixed at its ends resonate in 4 segments. The wavelength of the waveis:
Question # 12
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:
Question # 13
In a closed organ pipe, the fundamental frequency is f. What will be the ratio of thefrequencies of the
next three overtones?
Question # 14
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 # 15
A stationary wave is established in a string which vibrates in four segments at afrequency of 120
Hz. Its fundamental frequency is:
Question # 16
If a transverse wave has a speed of 10 m/ sec and frequency of 10 cycle/ sec itswavelength is:
Question # 17
In closed end organ pipe, the frequency of first harmonic is 300 Hz. The frequency ofthird overtone is :
Question # 18
The wavelength of light observed on the earth, form a moving star is found todecrease by 0.05%. Relative to the earth the star is
Question # 19
If source and observer are moving towards each other with same speed and aftercrossing they are
receding each other then frequency observed by observer:
Question # 20
It is a common characteristic of all types of wave motion that
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
A closed organ pipe and an open organ pipe have their first overtone identical infrequency. Their lengths are in ratio
A. 3:4
B. 1:2
C. 2:3
D. 3:5
2
Wavelength of the wave is the distance between the particles of the medium having adifference of:
A. Zero
B. n
C. 2n
D. 𝜋2
3
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
4
An organ pipe open at both ends and another organ pipe, closed at one end willresonate with each
other, if their lengths are in ration of
A. 1:1
B. 1:4
C. 2:1
D. 1:2
5
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?
A.
Intensity 𝖺 (𝑎𝑚𝑝𝑙𝑖𝑡𝑢𝑑𝑒)2
B.
Intensity 𝖺 (𝑝𝑒𝑟𝑖𝑜𝑑𝑖𝑐 𝑡𝑖𝑚𝑒)2
C.
Intensity 𝖺 (𝑠𝑝𝑒𝑒𝑑)2
D.
Intensity 𝖺 (𝑤𝑎𝑣𝑒𝑙𝑒𝑛𝑔𝑡ℎ)2
6
In which of the following, Doppler’s effect is not applicable?
A. To find speed of satellite
B. To find objects under water
C. To find speed of star
D. To tune a musical instrument
7
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
8
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:
A. Decreasing
B. Increasing
C. Both
D. Constant
9
With the propagation of longitudinal waves through a material medium, the quantitiestransferred in the
direction of propagation are:
A. Energy, momentum and mass
B. Energy and momentum
C. Energy and mass
D. Energy
10
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, :
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