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Q:

In total internal reflection, the light travel from

A) rarer to denser medium and it occurs with no loss of intensity B) denser to rarer medium and it occurs with no loss of intensity
C) rarer to denser medium and it occurs with loss of intensity D) denser to rarer medium and it occurs with loss of intensity
 
Answer & Explanation Answer: B) denser to rarer medium and it occurs with no loss of intensity

Explanation:

According to wave theories, for Total internal reflection tohappen: Light must travel from denser medium to rarer medium. Angle of incidence should be greater than critical angle. As in case of TIR, the image is perfectly clear, it implies that there has been no loss of intensity.

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

The numerical value of a physical quantity is its _______________.

A) vector B) magnitude
C) direction D) property
 
Answer & Explanation Answer: B) magnitude

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Elated

A) Inspired B) Cheered
C) Disheartened D) Encouraged
 
Answer & Explanation Answer: C) Disheartened

Explanation:
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Filed Under: English

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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

 

Debonair

 

A) Elegant B) Awkward
C) Clumsy D) Difficult
 
Answer & Explanation Answer: A) Elegant

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

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Q:

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. NOM, QRP, TUS, ?

A) WAX B) HUT
C) WXV D) HTU
 
Answer & Explanation Answer: C) WXV

Explanation:
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Filed Under: Verbal Reasoning - Mental Ability

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Q:

India's first official census operation was undertaken in which year?

A) 1841 B) 1881
C) 1921 D) 1961
 
Answer & Explanation Answer: B) 1881

Explanation:
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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

Which of the statements given below are correct?

A) In 2017, Sebastian Vettel raced in Formula One for Ferrari.
B) Grigor Dimitrov won the Tennis 2017 Cincinnati Masters Men's Singles.
C) In 2017 Pro Kabaddi League, Nitin Tomar played for Jaipur Pink Panthers.

A) A and B B) A and C
C) B and C D) None
 
Answer & Explanation Answer: A) A and B

Explanation:
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Filed Under: Sports

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Q:

Color blindness primarily affects

A) Children B) Male
C) Female D) Both B & C
 
Answer & Explanation Answer: B) Male

Explanation:

Color blindness primarily affects males as the the genes responsible for the most common, inherited color blindness are on the X chromosome, hence, primarily affects males.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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