Questions

Q:

If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as lUV, lVIS and lIR respectively, then which of the following gives the correct relationship among these wavelengths?

A) lUV < lIR < lVIS B) lUV > lVIS > lIR
C) lUV > lIR > lVIS D) lUV < lVIS < lIR
 
Answer & Explanation Answer: D) lUV < lVIS < lIR

Explanation:

Infrared radiation, what we experience as heat when we hold our hand near a warm object, is somewhat longer wavelengths than visible light. Visible light is simply electromagnetic radiation in a range of wavelengths that our eyes are sensitive to. Visible wavelengths range from 0.0007 milimeters for red light, through orange, yellow, green, and blue, to 0.0004 milimeters for violet light. Ultraviolet is shorter wavelengths than violet.

Longer the wavelength,lower the energy

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Filed Under: Physics
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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

to go for broke

A) to risk everything in an all-out effort B) failure in relationship or partnership
C) losing all money in an effort to revive a failing business D) to start again after failing in a business
 
Answer & Explanation Answer: A) to risk everything in an all-out effort

Explanation:
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Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

In the following question, four words are given out of which one word is incorrectly spelt. Select the incorrectly spelt word.

A) Continuous B) Glamoros
C) Meticulous D) Vicious
 
Answer & Explanation Answer: B) Glamoros

Explanation:
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Q:

Which chemical is present in the cells of cork of tree which makes them impervious to gases and water

A) Cellulose B) Suberin
C) Pectin D) Lignin
 
Answer & Explanation Answer: B) Suberin

Explanation:
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Filed Under: Chemistry
Exam Prep: Bank Exams , GATE
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Q:

Name the British tennis player who announced his retirement.

A) Andy Murray B) Roger Federer
C) Rafael Nadal D) Serena Wiliams
 
Answer & Explanation Answer: A) Andy Murray

Explanation:
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Filed Under: Sports
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Q:

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.

Sneha said to Arjun, “Go away.”

A) Sneha ordered Arjun to go away. B) Sneha asked Arjun that he should go away.
C) Sneha say to Arjun to go away. D) Sneha inquired Arjun to go away.
 
Answer & Explanation Answer: A) Sneha ordered Arjun to go away.

Explanation:
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Filed Under: English
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Extreme anxiety, sorrow, or pain.

A) pique B) vexation
C) chagrin D) distress
 
Answer & Explanation Answer: D) distress

Explanation:
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Filed Under: English
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Q:

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

A) Gorrilla B) Guerrilla
C) Geurial D) Guirilaa
 
Answer & Explanation Answer: B) Guerrilla

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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