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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:

Insulators have resistivity of the order of 

A) 106 Ω m to 108 Ω m B) 10-12 Ω m to 10-17 Ω m
C) 10-8 Ω m to 10-6 Ω m D) 1012 Ω m to 1017 Ω m
 
Answer & Explanation Answer: D) 1012 Ω m to 1017 Ω m

Explanation:
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Q:

Person who is colour-blind cannot distinguish between

A) Black and yellow B) Red and green
C) Yellow and white D) Green and blue
 
Answer & Explanation Answer: B) Red and green

Explanation:
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Filed Under: General Science
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Q:

__________ writ is issued by a higher court (High Court or Supreme Court) when a lower court has considered a case going beyond its jurisdiction.

A) Habeas Corpus B) Mandamus
C) Prohibition D) Quo Warranto
 
Answer & Explanation Answer: C) Prohibition

Explanation:
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Filed Under: Indian Politics
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Q:

Which Indian State has the highest GDP?

A) Gujarat B) Maharashtra
C) Karnataka D) Andhra Pradesh
 
Answer & Explanation Answer: B) Maharashtra

Explanation:
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Filed Under: Indian Politics
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Q:

In which year was Communist Party of India - Marxist (CPI-M) founded?

A) 1885 B) 1980
C) 1984 D) 1964
 
Answer & Explanation Answer: D) 1964

Explanation:
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Filed Under: Indian Politics
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Q:

The original 1950 Constitution of India is preserved in _______ ?

A) President House B) Prime Minister House
C) Parliament House D) Archaeological Survey of India
 
Answer & Explanation Answer: C) Parliament House

Explanation:
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Q:

The method of soil conservation in which ploughing is done parallel to the contours of a hill slope to form a natural barrier for water to flow down the slop is called?

A) Mulching B) Contour barriers
C) Contour ploughing D) Terrace farming
 
Answer & Explanation Answer: C) Contour ploughing

Explanation:
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