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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

Explanation:
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Filed Under: Physics

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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

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Q:

The most reactive of the following metals is

 

A) Al B) Ca
C) Ni D) Pb
 
Answer & Explanation Answer: B) Ca

Explanation:
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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

Rearrange the parts of the sentence in correct order.

To have succumbed to their

P-blackmail was not an instance of
Q-making pragmatic political
R-concessions; it was one of capitulation

 

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

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

If a sum of money at simple interest doubles in 6 years, it will become  4 times in

A) 15years B) 16years
C) 17years D) 18years
 
Answer & Explanation Answer: D) 18years

Explanation:

 

 

 

 

 

 

let sum =x . s.i.=x

 

 

 

rate =(100*x)/(x*6)=50/3%

 

 

 

now ,sum =x, s.i= 3x, rate =50/3%

 

 

 

time =(100*3x)/(x*50/3) = 18 years

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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11 12860
Q:

The sex of a newborn baby is determined by the chromosome inherited from

A) The Father B) The Mother
C) The Father's Father D) Both A & B
 
Answer & Explanation Answer: A) The Father

Explanation:
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Filed Under: Biology
Exam Prep: AIEEE

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Q:

Improve the bracketed part of the sentence.

 

(Like instance), you can reduce or increase your total deposit amount some time or even change the sum fixed.

A) As instance B) For instance
C) In instance D) No improvement
 
Answer & Explanation Answer: B) For instance

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

What City has No People?

A) Velocity B) Electricity
C) Elasticity D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

Answer for What City has No People can be any of these words which has city in it like Velocity, Elasticity or Electricity.

In general the answer for the riddle What City has No People is Electricity.

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Filed Under: Word Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
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