Q:

What is refractive index ?

A) it is defined as the ratio of speed of light in the medium to the speed of light in vacuum.	B) it is defined as the product of speed of light in medium and in vacuum.
C) it is defined as the ratio of speed of light in vacuum to the speed of light in the medium .	D) None of above

Answer & Explanation Answer: C) it is defined as the ratio of speed of light in vacuum to the speed of light in the medium .

Explanation:

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Filed Under: Physics

3 4256

Q:

What treat was invented by 11-year-old Frank Epperson in 1905?

A) Popsicle	B) Banana split
C) Cotton candy	D) Cracker Jacks

Answer & Explanation Answer: A) Popsicle

Explanation:

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Filed Under: Inventions

4 4255

Q:

Where is located the most active volcano in the world?

A) Around the Atlantic Ocean	B) Around the Pacific Ocean
C) Around the Indian Ocean	D) Around the Arctic Ocean

Answer & Explanation Answer: B) Around the Pacific Ocean

Explanation:

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Filed Under: World Geography
Exam Prep: Bank Exams , CAT

1 4255

Q:

Crack the missing number in the given puzzle?

missing_number_puzzle11538565817.jpg image

A) 3	B) 2
C) 1	D) 0

Answer & Explanation Answer: B) 2

Explanation:

Here in the given number puzzle, the logic is

column 2 x column 3 = column 1

3 x 3 = 9

2 x 3 = 6

Similarly,

4 x ? = 8

=> ? = 8/4 = 2.

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Filed Under: Number Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

14 4254

Q:

During thunderstorm you are travelling in a car. To protect yourself from the lightning you will have to

A) remain in the car	B) get out of the car and lie flat in the ground
C) abandon the car and take shelter under a nearby tree	D) touch the nearest electric pole

Answer & Explanation Answer: A) remain in the car

Explanation:

The Whole car - the body and inside - can be considered to be a hallow conductor. During the thunderstorm the body - i.e, the outside- gets a charge but there will be no charge inside. so the inside is safe.

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Filed Under: Physics

8 4253

Q:

Which of the following places is associated with Jainism?

A) Pava	B) Prayag
C) Shravasti	D) Kapilvastu

Answer & Explanation Answer: A) Pava

Explanation:

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Filed Under: Indian History

18 4251

Q:

July 7 is observed as __________

A) International Cooperative Day	B) United Nations Day for South-South Cooperation
C) World telecommunication Day	D) World Health Day

Answer & Explanation Answer: A) International Cooperative Day

Explanation:

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Filed Under: Important Days and Years

3 4250

Q:

Union Home Minister is to launch the 'Single Window Clearance System' in which sector?

A) DISCOMs	B) Steel Plants
C) Coal Mines	D) Copper Mines

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