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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

44 12887
Q:

Improve the bracketed part of the sentence.

 

The kids are happy. They (were playing ) in the pool since noon.

 

A) are playing B) played
C) have been playing D) no improvement
 
Answer & Explanation Answer: C) have been playing

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 12886
Q:

The vast amount of sea weeds present in oceans may produce an endless source of

 

A) Methane B) Ocean thermal energy
C) Sea wave energy D) Nuclear energy
 
Answer & Explanation Answer: A) Methane

Explanation:
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Filed Under: Chemistry
Exam Prep: Bank Exams

1 12884
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
Exam Prep: Bank Exams
Job Role: Bank PO

11 12878
Q:

Who coined the term ‘protoplasm’ for the fluid substance of the cell?

 

A) Robert Hooke B) Robert Brown
C) J.E Purkinje D) M. Schleiden
 
Answer & Explanation Answer: C) J.E Purkinje

Explanation:
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Filed Under: Biology
Exam Prep: Bank Exams

2 12866
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

74 12862
Q:

What is the output of this C code?

        #include <stdio.h>
        void main()
        {
            int y = 3;
            int x = 5 % 2 * 3 / 2;
            printf("Value of x is %d", x);
        }

A) Value of x is 1 B) Value of x is 2
C) Value of x is 3 D) Compile time error
 
Answer & Explanation Answer: A) Value of x is 1

Explanation:
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Filed Under: Programming

2 12862
Q:

What value should come in place of the question mark (?) in the following question?

68 x ? - 3421 = 591

A) 3249 B) 3481
C) 3364 D) 3136
 
Answer & Explanation Answer: B) 3481

Explanation:

68 x ? - 3421 = 591? = 4012/68? = 59 x 59? = 3481

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams

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