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Q:

The colour of a thin film is due to

A) Scattering B) Dispersion
C) Diffraction D) Interference
 
Answer & Explanation Answer: D) Interference

Explanation:

In physics, interference is a phenomenon in which two waves superpose to form a resultant wave of greater, lower, or the same amplitude. The color bands in thin films are a result of wavelength dependent interference caused by the close spacing of the surfaces of the film.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT
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6 1473
Q:

An increase in demand means that

A) the demand curve shifts to the right B) consumers desire a greater quantity
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

An increase in demand means that the demand curve shifts to the right, and hence quantity demanded will be high at each price.

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Filed Under: Indian Economy
Exam Prep: AIEEE , Bank Exams , CAT
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1 1473
Q:

The appointments Committee of the Cabinet extended the tenure of ____ as Chairman, Railway Board, by two years with effect from 1st August 2016.

A) S.K. Roy B) Arunendra Kumar
C) Deepak Gupta D) A.K. Mittal
 
Answer & Explanation Answer: D) A.K. Mittal

Explanation:
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Filed Under: General Awareness
Exam Prep: CAT , Bank Exams
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1 1472
Q:

Radiocarbon dating technique is used to estimate the age of

A) fossils B) rocks
C) monuments D) soil
 
Answer & Explanation Answer: A) fossils

Explanation:

Radiocarbon dating also referred to as carbon dating or carbon-14 dating is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon.

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Filed Under: Physics
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12 1472
Q:

The purpose of the office of the president is to

Answer

The Executive Office of the President is comprised of a Chief of Staff, Counsel, Press Secretary, and other members assisting the President of the United States.

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Subject: World Geography Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

1 1472
Q:

Which event best illustrates the war on terrorism?

A) the attack on the Pentagon B) the attack on the World Trade Center
C) Both A & B D) the bombing of the Marine barracks and the attack on the Achille Lauro
 
Answer & Explanation Answer: C) Both A & B

Explanation:
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Filed Under: World History
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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0 1471
Q:

Pollen is produced by the process of

A) Mitosis B) Pollination
C) Meiosis D) Fertilization
 
Answer & Explanation Answer: A) Mitosis

Explanation:

Pollen is a male plant gamete. When microspores produced after meiosis process on microsporangia of male gametophyte undergo mitosis and forms pollen grains.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
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7 1470
Q:

Who is the first woman to climb mount everest in the world ?

A) Santosh_Yadav B) Sungdare Sherpa
C) Junko Tabei D) Lhakpa Sherpa
 
Answer & Explanation Answer: C) Junko Tabei

Explanation:

Junko Tabei is the first woman to climb Mount Everest and she reached the summit of the world's highest peak in 1975

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 1470