Quiz on Physics Set 222

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Quiz on Physics Set 222 :

Question 1 : 

Food is cooked in a pressure cooker quickly because
A. Boiling point of water decreases
B. Boiling point of water increases
C. It absorbs heat quickly
D. It retains heat for a longer duration

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Correct Ans: Option B

Question 2 : 

A thick glass tumbler cracks more easily than a thin one when hot water is poured into it. Why?
A. Thick glass is more brittle than thin glass.
B. Thick glass is of inferior quality.
C. The inner surface of the tumbler expands more than its outer surface.
D. The outer surface of the tumbler expands more than its inner surface.

View Answer
Correct Ans: Option C

Question 3 : 

Which is a correct way to measure wavelength?
A. Nearest peak to peak
B. Nearest peak to nearest trough
C. Nearest trough to peak
D. None of the above

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Correct Ans: Option A

Question 4 : 

If the phase difference between two points is 120° for a wave with velocity of 360 m/s and frequency 500 Hz, then path difference between the two points is
A. 1 cm
B. 6 cm
C. 12 cm
D. 24 cm

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Correct Ans: Option D

Question 5 : 

Why are we able to hear short wave broadcasts better than long wave broadcasts ?
A. Short waves are more energetic than long waves.
B. Short waves are unaffected by atmospheric disturbances.
C. Short wave broadcasts are made by nearby radio stations.
D. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances.

View Answer
Correct Ans: Option A

Question 6 : 

Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is :
A. 1.0
B. 1.2
C. 1.5
D. 2.0

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Correct Ans: Option A

Question 7 : 

Intensity of any wave is proportional to which of the following?
A. Amplitude
B. Square of amplitude
C. Square root of amplitude
D. Cube of amplitude

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Correct Ans: Option B

Question 8 : 

If density of oxygen is 16 times that of hydrogen, what will be their corresponding ratio of velocity of sound?
A. 4 : 1
B. 2 : 1
C. 1 : 16
D. 1 : 4

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Correct Ans: Option D

Question 9 : 

Which one of the following statements with regard to Jet stream, an upper level tropospheric wave, is not correct?
A. It is narrow band of high-velocity wind.
B. It follows the wave path near the tropopause at elevations of 8 km to 15 km.
C. Jet streams are typically continuous over long distances.
D. In summer, the polar front jet achieves its maximum force.

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Correct Ans: Option B

Question 10 : 

What is the full form of ''AM' regarding radio broadcasting?
A. Amplitude Movement
B. Anywhere Movement
C. Amplitude Matching
D. Amplitude Modulation

View Answer
Correct Ans: Option D

Quiz Summary

Here the correct answers of every question in this quiz.

Q.1 [B],     Q.2 [C],     Q.3 [A],     Q.4 [D],     Q.5 [A],     Q.6 [A],     Q.7 [B],     Q.8 [D],     Q.9 [B],     Q.10 [D],    


Total Questions: 10
Your score:
Subject: Physics
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