Sawaal

 Inventions Questions

Popular Latest Rated
Q:

Bacteria was discovered by

A) Antonie van Leeuwenhoek B) Belarus
C) Hugo de Vries D) Robert Brown
 
Answer & Explanation Answer: A) Antonie van Leeuwenhoek

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 977
Q:

Who Invented Neon Lamp?

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 973
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

1 973
Q:

Which of the following was invented by Sir Humphry Davy?

A) Safety Pin B) Steam Engine
C) Safety Lamp D) X-Rays
 
Answer & Explanation Answer: C) Safety Lamp

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 971
Q:

Who discovered electron?

A) E. Goldstien B) J. J. Thomson
C) Ernest Rutherford D) J. Chadwick
 
Answer & Explanation Answer: B) J. J. Thomson

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 969
Q:

Who Invented FM Radio?

A) Edwin Howard Armstrong B) John Barber
C) Edwin Beard Budding D) Nicholas Callan
 
Answer & Explanation Answer: A) Edwin Howard Armstrong

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 968
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

0 966
Q:

Who invented bluetooth?

A) Kirkpatrick Macmillan B) Benjamin Franklin
C) Dr. Jaap Haartsen D) Charles Babbage
 
Answer & Explanation Answer: C) Dr. Jaap Haartsen

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

0 964