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Q:

which of the following statements are correct

A) Sir Richard Arkwright - Father of industrial revolution B) Michael Faraday - Discovered Benzene and invented Bunsen Burner
C) Thomas Alva Edison - phonograph and motion picture camera D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

Inventors and their Inventions ::

 

  • Sir Richard Arkwright - Father of industrial revolution.

 

  • Michael Faraday - Discovered Benzene and invented Bunsen Burner.

 

  • Thomas Alva Edison - Invented Phonograph and motion picture camera.
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Filed Under: General Awareness
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Q:

UNIVAC is

A) Universal Automatic Computer B) Universal Array Computer
C) Unvalued Automatic Computer D) Unique Automatic Computer
 
Answer & Explanation Answer: A) Universal Automatic Computer

Explanation:
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Q:

Which of the statements about the Supreme Court are true

A) a state law may be overturned by the Supreme Court B) the Supreme Court can determine if the actions of the President are legal
C) the Surpreme Court detemrines the Constiutionality of all laws passed by Congress D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:
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Filed Under: Indian Politics
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Q:

As water is cooled from 4 deg C to 0 deg C, its density

A) increases B) decreases
C) remains same D) None of the above
 
Answer & Explanation Answer: B) decreases

Explanation:

As water is cooled from 4 deg C to 0 deg C, the water reaches its freezing point and starts forming ice crystals. Then the volume of that ice cubes increases and its density decreases. Hence, it is the reason that ice will float on water as ice has less density than the water.

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Filed Under: Physics
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Q:

CHKDSK command is used to

A) analyze the hard disk error B) diagnose the hard disk error
C) report the status of files on disk D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:
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Q:

The law of conservation of energy states that

A) energy can neither be created nor destroyed B) energy can either be created nor destroyed
C) energy can neither be created or destroyed D) energy can either be created or destroyed
 
Answer & Explanation Answer: A) energy can neither be created nor destroyed

Explanation:

The law of conservation of energy is a law of science which states that energy can neither be created nor destroyed - only converted from one form of energy to another.

In 1842, Julius Robert Mayer discovered the Law of Conservation of Energy.

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Filed Under: Physics
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Q:

Which dynasty was in power throughout the 1500's in China?

A) Han B) Ming
C) Manchu D) Yuan
 
Answer & Explanation Answer: B) Ming

Explanation:
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Filed Under: World History

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Q:

In contrast to investment, consumption is

A) relatively unstable B) measurable
C) unmeasurable D) relatively stable
 
Answer & Explanation Answer: D) relatively stable

Explanation:

In contrast to investment, consumption is relatively stable.

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