Questions

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

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Filed Under: Inventions
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Q:

Who Invented the 3-D printer?

A) Nick Holonyak B) Elias Howe
C) Chuck Hull D) Christiaan Huygens
 
Answer & Explanation Answer: C) Chuck Hull

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Filed Under: Inventions
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Q:

Who discovered the colour photography?

A) Robert Noyce B) Enrico Fermi
C) John Logie Baird D) James Clerk Maxwell
 
Answer & Explanation Answer: D) James Clerk Maxwell

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Filed Under: Inventions
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Q:

Who among the following is NOT a famous dancer of Bharatanatyam?

A) Rukmini Devi Arundale B) T. Balasaraswati
C) Yamini Krishnamurthy D) Jhaveri sisters
 
Answer & Explanation Answer: D) Jhaveri sisters

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Filed Under: Famous Personalities
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Q:

Who was Babur's Son?

A) Humayun B) Shah Jahan
C) Akbar D) Bahadur Shah
 
Answer & Explanation Answer: A) Humayun

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Filed Under: Indian History
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Q:

During India's freedom struggle, the newspaper 'Young India' was published by

A) B.R. Ambedkar B) Subhash Chandra Bose
C) Mahatma Gandhi D) Muhammad Ali Jinnah
 
Answer & Explanation Answer: C) Mahatma Gandhi

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Filed Under: Indian History
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Q:

How does La-Nina affect the Pacific Ocean?

A) Decreases salinity of ocean B) Cools downs the temperature of water
C) Maintains stable temperature of water D) Increases salinity of ocean
 
Answer & Explanation Answer: B) Cools downs the temperature of water

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Filed Under: World Geography
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Q:

A profit maximizing firm will

A) Use less of an input B) Operates where marginal revenue equals marginal cost.
C) Increase in production D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

A firm maximizes profit by operating where marginal revenue equals marginal cost. They use less of an input in producing more products to increse their profits.

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Filed Under: Manufacturing
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