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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

1 1003
Q:

If speed of rotation of the earth increases, the weight of the body

A) decreases B)
C) D)
 
Answer & Explanation Answer: A) decreases

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor. 

A) 2000 B) 500
C) 1000 D) 100
 
Answer & Explanation Answer: C) 1000

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

2 1003
Q:

The least preferred technique in the disposal of Municipal Solid Waste is

A) Incineration B) Composting
C) Land filling D) Bricketting
 
Answer & Explanation Answer: D) Bricketting

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Filed Under: General Science
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Q:

Which of the following State has become India's first carbon free State?

A) Himachal Pradesh B) Madhya Pradesh
C) Uttar Pradesh D) Maharashtra
 
Answer & Explanation Answer: A) Himachal Pradesh

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Filed Under: General Awareness

4 1003
Q:

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

A policeman caught her.

 

A) She was caught by a policeman. B) She is catch by a policeman.
C) She caught by a policeman. D) She is caught by a policeman.
 
Answer & Explanation Answer: A) She was caught by a policeman.

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Filed Under: English
Exam Prep: Bank Exams

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Q:

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

A) Irrepresible B) Irrefutable
C) Irrevocable D) Irresistible
 
Answer & Explanation Answer: A) Irrepresible

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Filed Under: English
Exam Prep: Bank Exams

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Q:

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

 

Slow and careful movement or thought

 

A) Vacuous B) Utter
C) Deliberation D) Coherence
 
Answer & Explanation Answer: C) Deliberation

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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