Questions

Q:

Harshacharita the biography of Harsha, was written by

A) Banabhatta B) Sudraka
C) Sri Harsha D) Gunadhva
 
Answer & Explanation Answer: A) Banabhatta

Explanation:
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Filed Under: Indian History

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Q:

A periscope works by the principle of

A) Total internal reflection B) Refraction
C) Diffraction D) Reflection & Refraction
 
Answer & Explanation Answer: A) Total internal reflection

Explanation:

A periscope is an optical instrument that uses a system of prisms, lenses, or mirrors to reflect images through a tube.

 

 per11526634345.jpg image

 

Light from a distant object strikes the top mirror and is then reflected at an angle of 90 degrees down the periscope tube. At the bottom of the periscope, the light strikes another mirror and is then reflected into the viewer’s eye.

 

Hence, A periscope works by the principle of Total internal reflection.

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

37 14147
Q:

Rearrange the parts of the sentence in correct order.

 

P: In addition, tsunamis move throughout the depth of the ocean and not just its surface.
Q A tsunami wave isn’t much different in height compared to other waves in the ocean.
R: That is why a tsunami generally goes unnoticed in the open ocean.
S: But, due to its wavelength, it "piles up" when it approaches land.

A) RSPQ B) PQRS
C) QSRP D) SRPQ
 
Answer & Explanation Answer: C) QSRP

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

Who wrote a book describing the theory of economic drain of India during British rule

A) Late lajpat rai B) Mahatma Gandhi
C) Jawaharlal nehru D) Dadabhai naoroji
 
Answer & Explanation Answer: D) Dadabhai naoroji

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Filed Under: Indian Economy

23 14139
Q:

Two cubes have their volumes in the ratio 1 : 27. Find the ratio of their surface areas.

A) 2:9 B) 3:9
C) 1:9 D) 4:9
 
Answer & Explanation Answer: C) 1:9

Explanation:

Let their edges be a and b. Then,

 

a3/b3 = 1/27 (or) (a/b)3 = (1/3)3 (or) (a/b) = (1/3).

 

\Ratio of their surface area = 6a2/6b2 = a2/b2 = (a/b)2 = 1/9, i.e. 1:9.

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Q:

Rearrange the parts of the sentence in correct order.

 

P: The Mughal empire was extensive, but it was not integrated.
Q: It was rather an agglomeration of territories bound together by a common administration and common ties to the imperial authority.
R: The strong hand of the emperor held the country together, compelling obedience from the nobles who governed the provinces.
S: But these nobles felt no sense of national loyalty, for the simple reason that the empire was not a nation.

A) PRQS B) SRQP
C) PRSQ D) RSQP
 
Answer & Explanation Answer: C) PRSQ

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

In HTML, ______________ is at the bottom of the page and usually contains disclaimers, copyright information etc.

 

A) Header area B) Menu bar
C) Body of the page D) Footer area
 
Answer & Explanation Answer: D) Footer area

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

18 14138
Q:

What is page cannibalizing?

Answer

Page swapping or page replacements are called page cannibalizing.

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