Quiz on Science Set 5

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Quiz on Science Set 5 :

Question 1 : 

A current of 5 A is passing through a metallic wire of cross-sectional area 4 × 10-6 m2. If the density of the charge carriers in the wire is 5 × 1026 m-3, the drift velocity of the electrons is :
A. 1/16 m/s
B. 1/32 m/s
C. 1/64 m/s
D. 1/128 m/s

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Correct Ans: Option C

Question 2 : 

Two coils placed close to each other. The mutual inductance of the pair of coils depends upon :
A. The rates at which current are changing in the two coils
B. Relative position and orientation of the two coils
C. The materials of the wires of the coils
D. The currents in the two coils

View Answer
Correct Ans: Option B

Question 3 : 

The normal temperature of the human body on the Kelvin scale is :
A. 241 K
B. 310.05 K
C. 371.4 K
D. 309.15 K

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Correct Ans: Option B

Question 4 : 

When a turning fork of unknown frequency if sounded with a tuning fork of frequency 100 Hz, 2 beats per second are heard. When the arm of tuning fork of unknown frequency is loaded with a little wax and both are sounded 1 beat per second is heard. The unknown frequency is :
A. 102
B. 99
C. 98
D. 101

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Correct Ans: Option A

Question 5 : 

The best conductor of electricity is
A. Filter hot water
B. Distilled water
C. Filtered water at room temperature
D. Salt water

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Correct Ans: Option D

Question 6 : 

Two cars passing each other at high speed are in danger of side swiping because
A. Of the increase in air pressure in the space between them
B. Of decrease in the velocity of air molecules between them
C. Of decrease in air pressure in the space between them
D. Increase in the velocity of air molecules between them

View Answer
Correct Ans: Option C

Question 7 : 

In myopia, we can not see -
A. Distant objects
B. Nearer objects
C. Both of these
D. Non of these

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Correct Ans: Option A

Question 8 : 

What is the unit of electric current?
A. Volt
B. Ampere
C. Bang
D. Charge

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Correct Ans: Option B

Question 9 : 

Which of the following vitamins is essential for bone and teeth formation?
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D

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Correct Ans: Option D

Question 10 : 

Which of the following is a skin disease?
A. Anaemia
B. Pellagra
C. Osteomalacia
D. Ricketts

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Correct Ans: Option B

Quiz Summary

Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Science
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