Questions

Q:

In India, the Air (Prevention and Control of Pollution) Act came into force in 1981, but was amended in ________ to include noise as an air pollutant.

A) 1987 B) 1997
C) 2007 D) 2017
 
Answer & Explanation Answer: A) 1987

Explanation:
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Filed Under: Indian Politics
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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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Filed Under: Physics
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Q:

'Gallon' is commonly used

A) To refer to speed B) To refer to a container
C) As a measure of volume D) To express containers in terms of barrel
 
Answer & Explanation Answer: C) As a measure of volume

Explanation:
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Filed Under: Physics
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Q:

The weight of a boy on the surface of the moon is 300 N. The weight of the same boy on the surface of the earth will be

A) 300 N B) 50 N
C) 1800 N D) 5 N
 
Answer & Explanation Answer: C) 1800 N

Explanation:
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Filed Under: Physics
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Q:

Blood group AB has

A) No antigen B) No antibody
C) Neither antigen nor antibody D) Both antigen and antibody
 
Answer & Explanation Answer: B) No antibody

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Filed Under: Biology
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Q:

What is the function of guard cells of stomata?

A) Opening of stomata only B) Closing of stomata only
C) Both opening and closing of stomata D) Neither opening nor closing of stomata
 
Answer & Explanation Answer: C) Both opening and closing of stomata

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Filed Under: Biology
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Q:

Meibomian glands are located in

A) Eye B) Ear
C) Nose D) Skin
 
Answer & Explanation Answer: A) Eye

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Filed Under: Biology
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
A man devoid of kind feeling and sympathy.

A) Callous B) Credulous
C) Gullible D) Bohemian
 
Answer & Explanation Answer: A) Callous

Explanation:
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Filed Under: English
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