Q:

The outer most layer of the Sun is known as--

A) Corona	B) Photosphere
C) Chromosphere	D) Granule

Answer & Explanation Answer: A) Corona

Explanation:

The corona is the outermost layer of the Sun, starting at about 1300 miles (2100 km) above the solar surface (the photosphere)

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

The work done by centripetal force is ______.

A) positive	B) zero
C) negative	D) unity

Answer & Explanation Answer: B) zero

Explanation:

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Filed Under: Physics
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Q:

One Gigabyte = ? (in decimal value)

A) 1000 bytes	B) 10002 bytes
C) 10003 bytes	D) 10004 bytes

Answer & Explanation Answer: C) 10003 bytes

Explanation:

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Filed Under: Physics
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Q:

Albert Sabin is known for developing _____.

A) smallpox vaccine	B) polio vaccine
C) penicillin	D) hepatitis B vaccine

Answer & Explanation Answer: B) polio vaccine

Explanation:

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Filed Under: Inventions
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Q:

Who invented the Centigrade scale?

A) Anders Celsius	B) Daniel Gabriel Fahrenheit
C) William Thomson	D) Wright Brothers

Answer & Explanation Answer: A) Anders Celsius

Explanation:

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Filed Under: Inventions
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Q:

Name the first Indian to get Bharat Ratna posthumously.

A) Atal Bihari Vajpayee	B) Lal Bahadur Shastri
C) C K Naidu	D) Mihir Sen

Answer & Explanation Answer: B) Lal Bahadur Shastri

Explanation:

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Filed Under: Honours and Awards
Exam Prep: Bank Exams

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Q:

Koushik can do a piece of work in X days and Krishnu can do the same work in Y days. If they work together, then they can do the work in

A) (X+Y) days	B) 1x+y days
C) xyx+y days	D) x+yxy days

Answer & Explanation Answer: D) x+yxy days

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

What happens in an oxidation reaction?

A) Protons are lost.	B) Electrons are lost
C) Neutrons are lost.	D) Electrons are gained.

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