Sawaal

 Inventions Questions

Popular Latest Rated
Q:

Who invented the thermos flask?

A) Ray Tomlinson B) Tim Berners-Lee
C) William Cullen D) James Dewar
 
Answer & Explanation Answer: D) James Dewar

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 1276
Q:

Who discovered radioactivity?

A) Max Planck B) James Clerk Maxwell
C) Henri Becquerel D) Heinrich Hertz
 
Answer & Explanation Answer: C) Henri Becquerel

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

1 1273
Q:

Who invented Vacuum Flask?

A) Charles Babbage B) Alexander Fleming
C) Gregory Pincus D) James Dewar
 
Answer & Explanation Answer: D) James Dewar

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

1 1271
Q:

Who Invented Dishwasher?

A) Vint Cerf B) David Chaum
C) Georges Claude D) Josephine Cochrane
 
Answer & Explanation Answer: D) Josephine Cochrane

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 1268
Q:

Who invented Rocket?

A) Rich K Goyle B) E M Forster
C) Robert Goddard D) James Anderson
 
Answer & Explanation Answer: C) Robert Goddard

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 1261
Q:

Who invented Helicopter?

A) Copernicus B) Sikorsky
C) Cockrell D) Drinker
 
Answer & Explanation Answer: B) Sikorsky

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

1 1257
Q:

Who Invented Electric Stove?

A) Lloyd Groff Copeman B) Bartolomeo Cristofori
C) Leonardo da Vinci D) Philip Diehl
 
Answer & Explanation Answer: A) Lloyd Groff Copeman

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 1257
Q:

Who invented Space Pen?

A) Paul C. Fisher B) Rudolf Diesel
C) Wright Brothers D) Alexander Fleming
 
Answer & Explanation Answer: A) Paul C. Fisher

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 1254