Q:

Choose the most appropriate answer:Natural radioactivity was discovered by

A) Marie Curie	B) Earnest Rutherford
C) Henry Bacquerel	D) Enrico Fermi

Answer & Explanation Answer: C) Henry Bacquerel

Explanation:

Natural radioactivity was discovered by Henri Bacquerel.

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Q:

What is the unit of the physical quantity "Magnetic field strength"?

A) joule per meter	B) newton per meter
C) kelvin per meter	D) ampere per meter

Answer & Explanation Answer: D) ampere per meter

Explanation:

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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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Q:

Allium Cepa is the scientific name of _____.

A) Carrot	B) Tomato
C) Potato	D) Onion

Answer & Explanation Answer: D) Onion

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.

Morality is _____ with ethics and symbolises the doctrine of actions right or wrong. Politics is the _____ of expediency and need not always be _____. If something is wrong and _____ expedient, it cannot be _____.

If something is wrong and _____ expedient,

A) merely	B) essentially
C) surely	D) hardly

Answer & Explanation Answer: A) merely

Explanation:

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Q:

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

A place where astronomical observations are made

A) Laboratory	B) Observatory
C) Astrolibrary	D) Astrophery

Answer & Explanation Answer: B) Observatory

Explanation:

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

to foam at the mouth

A) to be very angry	B) to shout loudly
C) to get very weak, dizzy	D) to die of poisoning

Answer & Explanation Answer: A) to be very angry

Explanation:

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Q:

During fermentation of sugar, the compound which is always formed is

A) Methyl Alcohol	B) Ethyl Alcohol
C) Acetic Acid	D) Ethylene

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