Questions

Q:

Temporary hardness is due to the presence of 

A) Calcium carbonate B) calcium bicarbonate
C) magnesium sulphate D) calcium sulphate
 
Answer & Explanation Answer: B) calcium bicarbonate

Explanation:

Temporary hardness is due to the presence of soluble bicarbonates of calcium and magnesium in water. Permanent hardness is due to the presence of sulphates and chlorides of calcium and magnesium.

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

41 16199
Q:

The electrochemical cell stops working after some time because ________

A) Electrode potential of both the electrodes becomes zero B) One of electrodes completely vanishes
C) Electrode potential of both electrodes equalizes D) The reaction reverses its direction
 
Answer & Explanation Answer: C) Electrode potential of both electrodes equalizes

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

92 16191
Q:

Which of the following is a storage device?

A) Floppy discs B) hard disk drive
C) Optical disc D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Which_of_the_following_is_a_storage_device1554210303.jpg image

All of the above given options are storage devices.

Report Error

View Answer Report Error Discuss

Filed Under: Computer
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

37 16189
Q:

Rearrange the parts of the sentence in correct order.

 

P: The Mughal empire was extensive, but it was not integrated.
Q: It was rather an agglomeration of territories bound together by a common administration and common ties to the imperial authority.
R: The strong hand of the emperor held the country together, compelling obedience from the nobles who governed the provinces.
S: But these nobles felt no sense of national loyalty, for the simple reason that the empire was not a nation.

A) PRQS B) SRQP
C) PRSQ D) RSQP
 
Answer & Explanation Answer: C) PRSQ

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 16184
Q:

The entropy change involved in the isothermal reversible expansion of 2 moles of an ideal gas from a volume of 10 dm3 at 27°C is to a volume of 100 dm3

 

A) 42.3 J/ mole / K B) 38.3 J/ mole / K
C) 35.8 J/ mole / K D) 32.3 J/ mole / K
 
Answer & Explanation Answer: B) 38.3 J/ mole / K

Explanation:

s=nRlnv2v1 

=2.303 nR logv2v1 = 2.303×2×8.314×log10010 = 38.3 J mol-1k-1

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE

43 16170
Q:

Who is the custodian of indian constitution?

A) Supreme Court B) Cabinet Ministers
C) President D) Parliament
 
Answer & Explanation Answer: A) Supreme Court

Explanation:

The president is the nominal custodian of the Indian constitution but the ideal custodian is the supreme court of India.

Who_is_the_custodian_of_indian_constitution1557491256.jpg image

Report Error

View Answer Report Error Discuss

Filed Under: Indian Politics
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

25 16160
Q:

Output of the Program :

main()

{

int i = 1;

while (i <= 5)

    {

         printf( "%d", i );

         if (i > 2) goto here;

         i++;

     }

}

fun()

{

here : printf( "PP" );

}

A) 1 B) 2
C) Compilation error D) Exception occurs
 
Answer & Explanation Answer: C) Compilation error

Explanation:

Compiler error: Undefined label 'here' in function main

Report Error

View Answer Report Error Discuss

Filed Under: Programming

3 16158
Q:

The expressway is defined as a

 

A) limited-access or controlled-access highway. B) road designed for express transport.
C) high-speed privately owned highway. D) form of improved rural highway.
 
Answer & Explanation Answer: A) limited-access or controlled-access highway.

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: General Awareness
Exam Prep: Bank Exams

0 16155