Inventions Questions

Q:

Who invented the mouse of a computer?

A) John Backus B) Charles Babbage
C) Douglas Engelbart D) Simon Colton
 
Answer & Explanation Answer: C) Douglas Engelbart

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Q:

Who invented the mobile phone?

A) Joseph Wilson B) Edwin Land
C) Martin Cooper D) John Lloyd Wright
 
Answer & Explanation Answer: C) Martin Cooper

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Q:

Who invented the bifocal glasses?

A) Thomas Alva Edison B) Benjamin franklin
C) Evangelista D) Isaac Newton
 
Answer & Explanation Answer: B) Benjamin franklin

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Q:

Which of the following branches of mathematics was invented by Newton?

A) Calculus B) Logic
C) Algebra D) Geometry
 
Answer & Explanation Answer: A) Calculus

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Q:

To conduct detailed study into disease causing organism in livestock,Biosafety Laboratory has been setup in India at

 

A) Ludhiana B) Bengaluru
C) Anand D) Allahabad
 
Answer & Explanation Answer: D) Allahabad

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Q:

Physical Research Laboratory was founded by ____.

A) S.K. Mitra B) C.V. Raman
C) Homi Bhaba D) Vikram Sarabhai
 
Answer & Explanation Answer: D) Vikram Sarabhai

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Q:

X-Rays, which are now used on a day to day basis for diagnosis in medicine, was discovered by?

A) Wilhelm Rontgen B) Niels Bohr
C) Ernest Rutherford D) Max Bon
 
Answer & Explanation Answer: A) Wilhelm Rontgen

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Q:

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Anile

 

A) Senile   B) Young  
C) Foolish   D)  Soft
 
Answer & Explanation Answer: B) Young  

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