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Q:

In nuclear reactor,Chain reaction is controlled by introducing

A) cadmium rod B) iron rod
C) platinum rod D) graphite rod
 
Answer & Explanation Answer: A) cadmium rod

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Filed Under: Chemistry

34 12942
Q:

Masses of stars and galaxies are usually expressed in terms of

A) neutron mass B) earth's mass
C) solar mass D) lunar mass
 
Answer & Explanation Answer: C) solar mass

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Filed Under: Physics

58 12938
Q:

Improve the bracketed part of the sentence.

The parents gave their children some (advice) before they left for the picnic.

A) advices B) advise
C) advises D) no improvement
 
Answer & Explanation Answer: D) no improvement

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Filed Under: English
Exam Prep: Bank Exams

0 12931
Q:

Choose the word which is nearly opposite in meaning to the given word:-

Insolent

A) Sullen B) Affable
C) Determined D) Rich
 
Answer & Explanation Answer: B) Affable

Explanation:

Insolent means ill-manneredSullen means moodyAffable means good-naturedwhich is nearly opposite to InsolentDetermined means purposeful

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Filed Under: English
Exam Prep: Bank Exams

0 12925
Q:

The power of _____________ is expressed in terms of a magnitude on a scale called Richter scale.

 

A) a tornado   B) a volcano  
C) an earthquake   D) a thunderstorm
 
Answer & Explanation Answer: C) an earthquake  

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Filed Under: Physics
Exam Prep: Bank Exams

1 12923
Q:

Buddha was born in _________.

 

A) Vaishali B) Lumbini
C) Kapilavastu D) Patliputra
 
Answer & Explanation Answer: B) Lumbini

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Filed Under: Indian Geography

6 12904
Q:

The core of an electromagnet is made of soft iron because soft iron has 

A) small susceptibility and small retentivity B) large susceptibility and small retentivity
C) large density and large retentivity D) small density and large retentivity
 
Answer & Explanation Answer: B) large susceptibility and small retentivity

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Filed Under: Physics

75 12902
Q:

The base of an electric iron is brightly polished mainly

A) to make it smooth and frictionless B) to make it rust-proof
C) to reduce heat loss by radiation D) to make it more durable
 
Answer & Explanation Answer: C) to reduce heat loss by radiation

Explanation:

Polished surfaces are poor radiators of heat. So loss of heat on that account is reduced and the electric iron remains hotter than otherwise.

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Filed Under: Physics

44 12889