Sawaal

 Inventions Questions

Popular Latest Rated
Q:

The most important feature of the Indian Parliament is  that:

A) it is the Union Legislature in India B) it also comprises of the president
C) it is bicameral in nature D) the upper House of the Parliament is never dissolved
 
Answer & Explanation Answer: B) it also comprises of the president

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

26 12029
Q:

Revolver discovered by

A) Colt B) Mercafter
C) Bushwell D) Daimler
 
Answer & Explanation Answer: A) Colt

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

29 11544
Q:

The first hand glider was designed by…?

A) Leonardo DaVinci B) The Wright brothers
C) Francis Rogallo D) Galileo
 
Answer & Explanation Answer: A) Leonardo DaVinci

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

15 11209
Q:

In the 1700s,who would pay the postage fee for letters before the stamp was invented?

A) The sender B) There was no fee
C) The receiver of the letter D) The post office
 
Answer & Explanation Answer: C) The receiver of the letter

Explanation:

Later in 1840, Rowland Hill invented the stamp, which was paid for by the sender, not the receiver.

Report Error

View Answer Report Error Discuss

Filed Under: Inventions

22 11011
Q:

Cinematography was invented by

A) Graham Bell B) Edison
C) Zeiss D) Faraday
 
Answer & Explanation Answer: B) Edison

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

20 10808
Q:

Who invented Radar?

A) Henrey Backquerel B) Max Planck
C) Robert Watson Watt D) Humphrey Davy
 
Answer & Explanation Answer: C) Robert Watson Watt

Explanation:

Who_invented_Radar1556273104.jpg image

RADAR stands for Radio Detection and Ranging.

Radar is a detecting system that uses radio waves to determine the range, angle, or velocity of objects. It operates in the ultra-high-frequency of the radio-frequency (RF) spectrum.

 

Uses ::

To detect

aircraft,

ships,

spacecraft,

guided missiles,

motor vehicles,

weather formations, and

terrain.

Report Error

View Answer Report Error Discuss

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

18 10792
Q:

In which decade was the Internet first implemented?

A) 1940s B) 1960s
C) 1970s D) 1980s
 
Answer & Explanation Answer: B) 1960s

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

17 10425
Q:

Simpson and Harrison are associated with the invention of

A) Boson B) Chloroform
C) Balloon D) None of these
 
Answer & Explanation Answer: B) Chloroform

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

14 9473