Questions

Q:

In a transformer the tappings are generally provided on

A) Primary side B) low voltage side
C) High voltage side D) Secondary side
 
Answer & Explanation Answer: C) High voltage side

Explanation:

Tappings are provided in order to maintain the terminal voltage across the loads within the permissible specified limits with respect to load variations.

Generally tappings are preferred on HV side, because the HV side is low current side, tap changer involves low current interruption and large variations or small steps are possible due to more no of turns.

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Q:

Bill Gates co-founded 'Microsoft Corporation' in 1975 with?

A) Chris Hughes B) Tim Berners-Lee
C) Steve Paul Jobs D) Paul G. Allen
 
Answer & Explanation Answer: D) Paul G. Allen

Explanation:
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Q:

What causes the mottling of the dental enamel ?

A) High levels of chlorine in water B) High levels of nitrate in the water
C) High levels of fluorides in the water D) High levels of calcium in the water
 
Answer & Explanation Answer: C) High levels of fluorides in the water

Explanation:
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

The aroma of the invigorate morning cup of tea comes (1)/ wafting up the stairway and soon I am (2)/ sipping it slowly and reverentially without rushing. (3)/ No error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

Explanation:
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Q:

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.
John was arrested on a charge of murder, but for lack of evidence he was released.

A) The police arrested John on a charge of murder, but for lack of evidence released him. B) John was arrested on a charge of murder but was released for lack of evidence.
C) The police arrested John on a charge of murder, but for lack of evidence he was released. D) John had been arrested on a charge of murder, but for lack of evidence he had been released.
 
Answer & Explanation Answer: A) The police arrested John on a charge of murder, but for lack of evidence released him.

Explanation:
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Q:

Based on the common features like presence of notochord and dorsal hollow neural system, animals like fishes, amphibians, reptiles, birds along with mammals are included in which Phylum?

A) Mammalia B) Chordata
C) Primata D) Insecta
 
Answer & Explanation Answer: B) Chordata

Explanation:
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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

 

For me the ______________ and the chill of those nights dissolved into those little flames of fire that for hours made us live in a wonderland, in a ___________ fair of fireflies, and made us _________ there’s nothing that can blow those divine lights ________. In my mind I can still hear the jingling sounds of ________ tiny bells that grandma used to ring during the puja.

 

and made us _________ there’s nothing that can blow

A) belief B) believe
C) believably D) beliefs
 
Answer & Explanation Answer: B) believe

Explanation:
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
Gopal's mother reminded him to take his wallet.

A) “Are you going to take your wallet or not?” said Gopal to his mother. B) “Don't forget to take your wallet, Gopal” said his mother.
C) Gopal's mother said, “Remember your wallet, Gopal? D) “Here is your wallet Gopal” said his mother.
 
Answer & Explanation Answer: B) “Don't forget to take your wallet, Gopal” said his mother.

Explanation:
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