General Knowledge Questions

Q:

Resistivity of a wire depends on 

A) Length B) Area of cross section
C) Material D) All of above
 
Answer & Explanation Answer: C) Material

Explanation:

The resistivity of wire or the metal conductor is depend on the number density of free electrons in the conductor. so its mainly depends on nature of the material

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Q:

Which among the following hormone can be used as a drug to treat cardiac arrest and some other cardiac problems?

A) Epinephrine B) Insulin
C) Thyroxin D) Calcitonin
 
Answer & Explanation Answer: A) Epinephrine

Explanation:
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Q:

A sheet or web supported by a metal frame is

A) Trampoline B) Gasoline
C) Colin D) None of the above
 
Answer & Explanation Answer: A) Trampoline

Explanation:

A trampoline is a sheet or web supported by springs in a metal frame and is used as spring board.

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Q:

The system unit of a personal computer typically contains all except

A) Modem B) Serial interface
C) Microprocessor D) Disk controller
 
Answer & Explanation Answer: A) Modem

Explanation:

The system unit of a personal computer typically contains microprocessor, disk controller and serial interface but it does not contain modem.

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Q:

People who are called wasps have ancestors from which country?

A) America B) England
C) Spain D) Persia
 
Answer & Explanation Answer: B) England

Explanation:

WASP's means White Anglo Saxon Protestants are the people who live in a society in America whose ancestors came from northern Europe, especially England.

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Q:

Improve the bracketed part of the sentence.
The student of human history can draw on many more natural experiments (than) just comparisons among the five inhabited continents.

A) to B) of
C) for D) no improvement
 
Answer & Explanation Answer: D) no improvement

Explanation:
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Filed Under: English

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Q:

Which metal is the best conductor of heat?

A) Silver B) Gold
C) Copper D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Silver is the best conductor of both heat and electricity among metals with a thermal conduction value of about 430 W/(mK).

Gold and copper both come respectably close to silver.

 

Copper being significantly less costly it is often chosen over silver in many applications.

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Q:

The animals in which the body cavity is absent are known as __________.

A) Coelomates B) Wild
C) Pseudocoelomates D) Acoelomates
 
Answer & Explanation Answer: D) Acoelomates

Explanation:
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Filed Under: Biology
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