Q:

A permanent magnet can affect

A) Magnets	B) Electromagnets
C) Both A & B	D) None of the above

Answer & Explanation Answer: C) Both A & B

Explanation:

A permanent magnet can affect both magnets and electromagnets.

a_permanent_magnet_can_affect1559196137.jpg image

A permanent magnet has natural magnetic properties while a temporal magnet is created by artificial means. Permanent magnets do not lose their magnetic ability.

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Q:

The time period of a sound wave is 0.01 seconds. Find its frequency (in Hz).

A) 100	B) 10
C) 50	D) 20

Answer & Explanation Answer: A) 100

Explanation:

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Q:

The major objective of INSAT series of satellites is to facilitate.

A) TV relay to remote areas	B) Mobile network in remote areas
C) Internet services	D) Mapping locations through GPS

Answer & Explanation Answer: A) TV relay to remote areas

Explanation:

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Q:

Which greenhouse gas is produced by the raising of cattle?

A) Carbon dioxide	B) Methane
C) Sulphur dioxide	D) Carbon monoxide

Answer & Explanation Answer: B) Methane

Explanation:

Methane is a greenhouse gas that has 23 times adverse effects on climate than carbon dioxide. Methane is that greenhouse gas which is produced by the raising of cattle. On an average a cow can produce 80 - 120 kgs of methane in an year.

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Q:

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

Cantankerous

A) Humorous	B) Quarrelsome
C) Remorseful	D) Dullness

Answer & Explanation Answer: B) Quarrelsome

Explanation:

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Filed Under: English

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Q:

Which is the only one example of Mollusca Phylum?

A) Locust	B) Butterfly
C) Scorpion	D) Octopus

Answer & Explanation Answer: D) Octopus

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.
Chicken-hearted

A) Coward	B) Short tempered
C) Composed	D) Bold

Answer & Explanation Answer: A) Coward

Explanation:

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Q:

LPG is a mixture of _______.

A) methane and butane	B) butane and propane
C) methane and propane	D) ethane and propane

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