Questions

Q:

The time period of a sound wave is 0.01 seconds. Find its frequency (in Hz).

A) 100 B) 10
C) 50 D) 20
 
Answer & Explanation Answer: A) 100

Explanation:
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Filed Under: Physics
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Q:

How many types of writ are there in the Indian Constitution?

A) 5 B) 4
C) 3 D) 2
 
Answer & Explanation Answer: A) 5

Explanation:
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Filed Under: Indian Politics
Exam Prep: CAT , Bank Exams , AIEEE

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Q:

Which atmospheric layer contains ozone layer?

A) Genosphere B) Zonosphere
C) Stratosphere D) Ionosphere
 
Answer & Explanation Answer: C) Stratosphere

Explanation:
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Filed Under: General Science
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Q:

Which one of the following statements with regard   to   Jet   stream,   an   upper   level tropospheric wave, is not correct?

A) It is narrow band of high-velocity wind. B) It   follows   the   wave   path   near   the tropopause at elevations of 8 km to 15 km.
C) Jet  streams  are typically  continuous over long distances. D) In summer, the polar front jet achieves its maximum force.
 
Answer & Explanation Answer: B) It   follows   the   wave   path   near   the tropopause at elevations of 8 km to 15 km.

Explanation:

All  are  correct  except  D,  as  Jet streams  are  phenomena  of  winter. It   is   believed   that   jet   stream exercises  an  important  influence on the winter weather in India.

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Q:

In India, the Black Revolution is related to the manufacturing of which product?

A) Charcoal B) Crude petroleum
C) Diamond D) Black gram
 
Answer & Explanation Answer: B) Crude petroleum

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Filed Under: Indian History
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Q:

Who among the following devised the technique IVF (In vitro Fertilization)?

A) Sir Frank Whittle B) Robert Edwards
C) Edward Jenner D) Dr. Martin Cooper
 
Answer & Explanation Answer: B) Robert Edwards

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Q:

Who invented the Lightning Rod in 1749?

A) Benjamin Franklin B) Nikola Tesla
C) Eli Whitney D) George Washington
 
Answer & Explanation Answer: A) Benjamin Franklin

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Filed Under: Inventions
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Q:

Which day is celebrated as United nations Day every year?

A) 24 October B) 26 October
C) 24 November D) 26 November
 
Answer & Explanation Answer: A) 24 October

Explanation:

Every year on 24th October, United Nations Day is celebrated to commemorate the day of United Nations formation. 

The United Nations is an intergovernmental organization that was tasked to maintain international peace and security, develop friendly relations among nations, achieve international co-operation and be a centre for harmonizing the actions of nations. I was started on 24 October 1945.

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Filed Under: Important Days and Years
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