Q:

Which one of the following statements is correct?

A) The oxidation number for hydrogen is always zero.	B) The oxidation number for hydrogen is always + 1.
C) The oxidation number for hydrogen is always -1.	D) Hydrogen can have more than one oxidation number.

Answer & Explanation Answer: D) Hydrogen can have more than one oxidation number.

Explanation:

Hydrogen has two possible oxidation numbers: +1 and -1.

-1 in case of hydrides.

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

Goods whose demand is proportional to price are called

A) inferior goods	B) Veblen goods
C) normal goods	D) exclusive goods

Answer & Explanation Answer: B) Veblen goods

Explanation:

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Filed Under: Indian Economy
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Q:

Match the characteristics with their market structure:
(a) Expand out put until MC = MR
(b) Elasticity of demand depends on pricing policies of rivals

A) (a) Pure competition, (b) Pure Monopoly	B) (a) Pure Monopoly, (b) Monopolistic competition
C) (a) Pure competition, (b) Oligopoly	D) (a) Monopolistic competition, (b) Oligopoly

Answer & Explanation Answer: D) (a) Monopolistic competition, (b) Oligopoly

Explanation:

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Filed Under: Indian Economy
Exam Prep: Bank Exams

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Q:

If a country devalues its currency, its _______________

A) Exports become cheaper and imports become costlier	B) Exports become costlier and imports become cheaper.
C) Exports value is equivalent to imports value	D) No effect on exports and imports

Answer & Explanation Answer: A) Exports become cheaper and imports become costlier

Explanation:

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Filed Under: Indian Economy
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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

Explanation:

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Filed Under: Biology
Exam Prep: Bank Exams

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Q:

The tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called

A) velocity	B) force
C) momentum	D) inertia

Answer & Explanation Answer: D) inertia

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

Which kind of missile is BRAHMOS?

A) Medium range ballistic missile	B) Supersonic cruise missile
C) Short range tactical missile	D) Ultrasonic cruise missile

Answer & Explanation Answer: B) Supersonic cruise missile

Explanation:

BRAHMOS is a two-stage missile with a solid propellant booster engine as its first stage which brings it to supersonic speed and then gets separated.

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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

The Environment (Protection) Act of India was enacted in the year -

A) 1997	B) 1986
C) 2004	D) 2012

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