Quiz on Physics Set 183

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Note: You can select only one option out of four option of each question.

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Quiz on Physics Set 183 :

Question 1 :

What is the resistance (in ohm) of an electrical component if a current of 0.1 A passes through it on application of 5 V of potential difference across it?
A. 0.5
B. 100
C. 50
D. 1

Correct Ans: Option C

Question 2 :

If electric resistance is to be decreased, then the number of resistances should be connected in
A. Series
B. Parallel
C. Mixed arrangement
D. None of these

Correct Ans: Option B

Question 3 :

Which one of the following is a good electrical conductor?
A. Graphite
B. Diamond
C. Peat
D. Charcoal

Correct Ans: Option A

Question 4 :

A car is moving on a road at a uniform speed of 60 km/h. The net resultant force on the car is
A. Equal to zero
B. An inclined force
C. Driving force in the direction of car's motion
D. Resistance force opposite to the direction of car's motion

Correct Ans: Option A

Question 5 :

When a small spherical body falls in a viscous fluid, its speed increases first, then decreases and eventually it acquires a constant speed called the terminal speed. The terminal speed depends upon
A. The diameter of the body
B. The density and viscosity of the fluid
C. The density of the body
D. All the above parameters

Correct Ans: Option D

Question 6 :

'Short-sight' in human eye can be corrected by using proper
A. bifocal lens
B. cylindrical lens
C. concave lens
D. convex lens

Correct Ans: Option C

Question 7 :

The amount of matter in a ball of steel is its:
A. Volume
B. Weight
C. Density
D. Mass

Correct Ans: Option D

Question 8 :

A drop of liquid assumes spherical shape because
A. A sphere has the largest surface area for a given volume
B. Intermolecular forces are strong in liquids
C. A sphere has the least surface area for a given volume
D. Inter molecular forces are weak in liquids

Correct Ans: Option C

Question 9 :

What is the principle of a 'Life Jacket' -

A. It decreases the volume of the person to keep him afloat
B. The person can sit on it like a raft
C. It increases the volume of the person to keep him afloat
D. It provides oxygen to a drowning person

Correct Ans: Option C

Question 10 :

  If a boy sitting in a train, which is moving at a constant velocity, throws a ball straight up into the air, the ball will
A. fall in front of him
B. fall behind him
C. fall into his hand
D. None of the above

Correct Ans: Option C

Quiz Summary


Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Physics
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