Q:

If ${(x + \frac{1}{x})}^{2} = 3$ , then the value of $x^{3} + \frac{1}{x^{3}}$ is:

A) 0	B) 1
C) 2	D) -1

Answer & Explanation Answer: A) 0

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

If a - b = 3 and $a^{2} + b^{2} = 25$ , then the value of ab is

A) 16	B) 8
C) 10	D) 15

Answer & Explanation Answer: B) 8

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

Which of the following is a volatile memory of a computer?

A) Secondary Memory	B) Cache memory
C) RAM	D) ROM

Answer & Explanation Answer: C) RAM

Explanation:

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Filed Under: Computer
Exam Prep: Bank Exams

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Q:

Which of the following gas contributes the maximum to the phenomena of global warming?

A) Methane	B) Chlorofluorocarbon (CFC)
C) Nitrogen dioxide	D) Carbon dioxide

Answer & Explanation Answer: D) Carbon dioxide

Explanation:

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

Helium is added to the oxygen supply of deep sea divers because it is _________

A) less poisonous than nitrogen	B) Lighter than nitrogen
C) Readily miscible with oxygen	D) less soluble in blood than nitrogen at high pressure

Answer & Explanation Answer: D) less soluble in blood than nitrogen at high pressure

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

The major ingredient of leather is

A) Collagen	B) Carbohydrate
C) Nucleic acid	D) Polymer

Answer & Explanation Answer: A) Collagen

Explanation:

Leather is a durable and flexible material created by tanning animal rawhide and skins. The major ingredient of leather is Collagen.

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

The 7th pay commission has retained the rate of annual increment of _____.

A) 2%	B) 2.57%
C) 3%	D) 3.5%

Answer & Explanation Answer: C) 3%

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Filed Under: Indian Politics
Exam Prep: Bank Exams

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Q:

HEPA filters are used to remove microbes from

A) human tissues	B) air
C) medical instruments	D) liquids

Answer & Explanation Answer: B) air

Explanation:

High-efficiency particulate air (HEPA), also known as high-efficiency particulate absorbing and high-efficiency particulate arrestance, is an efficiency standard of air filter.

hepa-filters1596516018.png image

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Filed Under: Physics
Exam Prep: Bank Exams

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