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Q:

___ is not related to gases.

A) Boyle's Law B) Joule's Law
C) Avogadro's Law D) Charle's Law
 
Answer & Explanation Answer: B) Joule's Law

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Q:

Work done by an object on application of a force would be zero if the displacement of the object is:

 

A) negative B) Positive
C) neutral D) Zero
 
Answer & Explanation Answer: D) Zero

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Q:

The capacity to do work is called

A) Pressure B) Force
C) Power D) Energy
 
Answer & Explanation Answer: D) Energy

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Q:

Which of the following is used to detect current in a circuit?

A) Galvanometer B) Anemometer
C) Barometer D) Lactometer
 
Answer & Explanation Answer: A) Galvanometer

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Q:

Who does not the kinetic energy of an object increase with?

A) Friction B) Time
C) Mass D) Speed
 
Answer & Explanation Answer: D) Speed

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Q:

What does Coulomb's Law state?

A) The magnitude of the force of attraction (or repulsion) between two point charges is inversely proportional to the product of quantity of the two charges as well as to the square of the distance between them.   B) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and inversely proportional to the square of the distance between them.  
C) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and directly proportional to the square of the distance between them. D) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and to the square of the distance between them.
 
Answer & Explanation Answer: B) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and inversely proportional to the square of the distance between them.  

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Q:

A body of mass 6 kg accelerates from 6 m/s to 18 m/s in 3 seconds due to the application of a force on it. Calculate the magnitude of this force (in N).

 

A) 48 B) 60
C) 24 D) 96
 
Answer & Explanation Answer: C) 24

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Q:

A charge of 2 C passes from one point to the other in a circuit. If the potential difference between the two points is 5 V, the amount of work done is

A) 5 J B) 10 J
C) 2.5 J D) 0.4 J
 
Answer & Explanation Answer: B) 10 J

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