Questions

Q:

Who has been appointed as the Election Commissioner of India  ?

A) S. Y. Quraishi B) Sunil Arora
C) H. S. Brahma D) Nasim Zaidi
 
Answer & Explanation Answer: B) Sunil Arora

Explanation:
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Q:

What is another name for energy of motion?

A) Motional energy B) Potential energy
C) Kinetic energy D) Rotational energy
 
Answer & Explanation Answer: C) Kinetic energy

Explanation:

Every object has two typea of energies. They are ::

Potential energy

Kinetic energy

 

If the object is in motion, then it has Kinetic energy (KE). Potential energy (PE) is energy that is "stored" because of the position and/or arrangement of the object.

 

Hence, another name for energy of motion is called Kinetic energy.

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Filed Under: Physics
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Q:

Which of the following stores data permanently in a computer?

A) ALU B) Cache Memory
C) RAM D) ROM
 
Answer & Explanation Answer: D) ROM

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Q:

Who amongst  the following authors was in 2007 conferred the knighthood by the British government?

A) Salman Rushdie B) V.S. Naipaul
C) Chetan Bhagat D) Khushwant Singh
 
Answer & Explanation Answer: A) Salman Rushdie

Explanation:
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Q:

A container contains 165 litres of milk. Some quantity of milk is taken out and half of that quantity of milk, water is added in the container. Now ratio of milk to water in the container becomes 5:3. What is the quantity of water added in it?

A) 40 litre B) 45 litre
C) 60 litre D) 30 litre
 
Answer & Explanation Answer: B) 45 litre

Explanation:

Let amount of milk removed = 2x litre
So, amount of water added = x litre
Now → (165 − 2x)/x = 5/3
x = 45 lit

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Q:

In India the Inflation is calculated on the basis of which of the following indexes?

A) Wholesale Price Index(WPI) B) Consumer Price Index(CPI)
C) Cash Reserve Ratio D) Sensitive Index of Bombay Stock Exchange (sensex)
 
Answer & Explanation Answer: A) Wholesale Price Index(WPI)

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Q:

Does the minimum spanning tree of a graph give the shortest distance between any 2 specified nodes?

A) Yes B) No
C) May be Yes or No D) None
 
Answer & Explanation Answer: B) No

Explanation:

No.Minimal spanning tree assures that the total weight of the tree is kept at its minimum. But it doesn’t mean that the distance between any two nodes involved in the minimum-spanning tree is minimum.

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Filed Under: Database
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Q:

A is shorter than B but taller than C. D is shorter than A but taller than C and E is shorter than B but taller than A. The shortest person is ?

A) B B) C
C) A D) D
 
Answer & Explanation Answer: B) C

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