General Knowledge Questions

Q:

World Blood Donar Day is observed on ___________

A) 14 - June B) 24 - June
C) 14 - November D) 24 - November
 
Answer & Explanation Answer: A) 14 - June

Explanation:
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43 16735
Q:

Orange Prize is given in the field of :

A) Literature B) Sports
C) Medicine D) Acting
 
Answer & Explanation Answer: A) Literature

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Filed Under: Honours and Awards

136 16723
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

38 16706
Q:

' Misch metal ' is widely used in manufacture of which of the following

A) Material of car brake B) Smoke detectors
C) Cigarette lighters D) Emergency lights
 
Answer & Explanation Answer: C) Cigarette lighters

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Filed Under: Chemistry

49 16687
Q:

Who among the following persons is called ' Desert Fox '

A) Walter Scott B) Erwin Rommel
C) Eisenhower D) Bismarck
 
Answer & Explanation Answer: B) Erwin Rommel

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Filed Under: Famous Personalities

57 16681
Q:

Who had founded the first women's university in india?

A) Rani Ahilya Devi B) Ishwar Chandra Vidyasagar
C) Rani of Thomi D) Dhondo Keshav Karve
 
Answer & Explanation Answer: D) Dhondo Keshav Karve

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Filed Under: Indian History

36 16667
Q:

Name the bird that migrates from the north pole to the south pole and back?

A) Arctic tern B) Swallow
C) Crane D) Penguin
 
Answer & Explanation Answer: A) Arctic tern

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Filed Under: Animals and Birds

186 16643
Q:

The outer membrane that covers the brain is

A) Myelin sheath B) Dura mater
C) Arachnoid membrane D) Pia mater
 
Answer & Explanation Answer: B) Dura mater

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Filed Under: Biology

119 16633