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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:

Which of the following instruments is used to measure electric current?

A) Rheostat B) Voltmeter
C) Ammeter D) Galvanometer
 
Answer & Explanation Answer: C) Ammeter

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Q:

Which of the following devices helps to maintain a potential difference across a conductor?

A) Galvanometer B) Ammeter
C) Voltmeter D) A cell or battery
 
Answer & Explanation Answer: D) A cell or battery

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Q:

The unit of power used in industry is

A) Joule B) Watts
C) Horse power D) Kilowatts
 
Answer & Explanation Answer: C) Horse power

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Q:

If a body is whirled in a circle, then the work done on it ___.

A) is zero B) is positive
C) cannot be determined D) is negative
 
Answer & Explanation Answer: A) is zero

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Q:

The annual award of 'Gandhi Peace Prize' is given to

A) Individuals only B) Institutions only
C) Individuals and institutions D) Group of institutions
 
Answer & Explanation Answer: C) Individuals and institutions

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Filed Under: Honours and Awards
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Q:

_______________________ is the unemployment which exists in any economy due to people being in the process of moving from one job to another.

A) Seasonal unemployment B) Cyclical unemployment
C) Frictional unemployment D) Structural unemployment
 
Answer & Explanation Answer: C) Frictional unemployment

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Filed Under: Indian Economy
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Q:

As it relates to international trade, dumping

A) is the practice of selling goods in a foreign market at less than cost. B) is a form of price discrimination illegal under U.S. antitrust laws.
C) is defined as selling more goods than allowed by an import quota. D) constitutes a general case for permanent tariffs.
 
Answer & Explanation Answer: A) is the practice of selling goods in a foreign market at less than cost.

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