Quiz on Physics Set 107

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Quiz on Physics Set 107 :

Question 1 : 

Aviation fuel for jet aeroplane consists of purified
A. petrol
B. kerosene
C. gasoline
D. diesel

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Correct Ans: Option B

Question 2 : 

Recoil of gun is an example of
A. conservation of mass
B. conservation by energy
C. conversion of PE into KE
D. conservation of linear momentum

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Correct Ans: Option D

Question 3 : 

The following are some great discoveries in Physics
1. X-rays
2. Theory of relativity
3. Superconductivity
4. Raman effect
The chronological order in which they were discovered is
A. 1,2, 3,4
B. 1,2, 4,3
C. 1,3, 2,4
D. 4,1, 2,3

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Correct Ans: Option A

Question 4 : 

Who is the recipient of Nobel Prize for the development of wireless Telegraphy?
A. JJ Thomson
B. Kamerlingh Ones
C. Samuel Morse
D. Marconi

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Correct Ans: Option D

Question 5 : 

The earthing transformer is used
A. To improve the current capacity of the neutral wire
B. To improve efficiency
C. To avoid the harmonics in the transformer
D. To provide artificial neutral earthing where the neutral points of the three phase system are not accessible

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Correct Ans: Option D

Question 6 : 

The sparking at the brushes in the D.C generator is attributed to
A. Quick reversal of current in the coil under commutation
B. High resistance of the brushes
C. Reactance voltage
D. Armature reaction

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Correct Ans: Option C

Question 7 : 

The starting torque of the slip ring induction motor is increased by
A. Adding both external resistance and inductance to the rotor
B. Adding external capacitance to the rotor
C. Adding external resistance to the rotor
D. Adding the external inductance to the rotor

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Correct Ans: Option C

Question 8 : 

The hydraulic brakes used in automobiles is a direct application of
A. Archimedes' principle
B. Toricellian law
C. Bernoulli's theorem
D. Pascal's law

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Correct Ans: Option D

Question 9 : 

If we want to calculate the pressure of a liquid at the bottom of a vessel, the quantity which is not required to determine it, is
A. Height of the liquid column
B. Surface area of the bottom of the vessel
C. Density of the liquid
D. Acceleration due to gravity at the bottom of the vessel

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Correct Ans: Option B

Question 10 : 

For which of the following game, players must have the knowledge of Pascal's law?
A. Climbing
B. Paragliding
C. Rafting
D. Scuba diving

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Correct Ans: Option D

Quiz Summary

Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Physics
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