Questions

Q:

The working principle of a washing machine is

A) reverse osmosis B) diffusion
C) centrifugation D) dialysis
 
Answer & Explanation Answer: C) centrifugation

Explanation:

The working principle of a washing machine is centrifugation.

 

The_working_principle_of_a_washing_machine_is1542349278.jpg image

 

Centrifugation is a separation process which uses the action of centrifugal force to promote accelerated settling of particles in a solid-liquid mixture.

The washing machine consists of centrifuge for this purpose. A centrifuge is a piece of equipment that puts an object in rotation around a fixed axis, applying a force perpendicular to the axis of spin that can be very strong.

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Q:

Improve the bracketed part of the sentence.

 

When he arrived at the party, he (had been dressed) in a black suit.

 

A) dressed B) had dressed
C) was dressed D) no improvement
 
Answer & Explanation Answer: C) was dressed

Explanation:
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Q:

Select the synonym of

 

to superimpose

 

A) to overlap B) to adjoin
C) to juxtapose D) to continue
 
Answer & Explanation Answer: A) to overlap

Explanation:
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Q:

Which among the following noble gas has highest molar mass?

 

A) Kr   B)  Ne  
C)  Ar   D)  Xe
 
Answer & Explanation Answer: D)  Xe

Explanation:
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Q:

Rearrange the parts of the sentence in correct order.

 

Private companies are

 

P : exploiting groundwater

Q : resources in India

R : due to outdated law

 

A) QPR B) PQR
C) RPQ D) PRQ
 
Answer & Explanation Answer: B) PQR

Explanation:
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Q:

Select the synonym of

 

accolade

 

A) bungle B) performance
C) fiasco D) distinction
 
Answer & Explanation Answer: D) distinction

Explanation:
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Q:

Rearrange the parts of the sentence in correct order.

 

One of the major

P : crises facing the

Q : country is the

R : looming water shortage

 

A) QRP B) PQR
C) RPQ D) RQP
 
Answer & Explanation Answer: B) PQR

Explanation:
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Q:

Rearrange the parts of the sentence in correct order.


Amartya Sen lays claim

P-to a history of writing
Q-some of the finest research papers
R-that have been published

A) QRP B) PQR
C) RQP D) QPR
 
Answer & Explanation Answer: B) PQR

Explanation:
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