Questions

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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Filed Under: Inventions
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Q:

If tan a = √3 + 2, then the value of tan a - cot a is

A) 2 B) √3
C) 2√3 D) 4
 
Answer & Explanation Answer: C) 2√3

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Q:

To cover a certain distance with a speed of 60 km/hr, a train takes 15 hours. If it covers the same distance in 12 hours, what will be its speed?

A) 65 km/h B) 70 km/h
C) 75 km/h D) 80 km/h
 
Answer & Explanation Answer: C) 75 km/h

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Q:

Choose the most appropriate answer:Mahatma Gandhi left South Africa to return to India in

A) 1911 B) 1915
C) 1917 D) 1919
 
Answer & Explanation Answer: B) 1915

Explanation:

Mahatma Gandhi left South Africa to return to India in 1915

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Filed Under: Indian History

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Q:

What is regulated by the sphincter muscle in the stomach?

A) Exit of the food from the stomach   B) Entry of food in the stomach  
C) Mixing of food in the stomach   D) Exit of food from the large intestine
 
Answer & Explanation Answer: A) Exit of the food from the stomach  

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Filed Under: Biology
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Q:

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the average revenue is zero.

A) Perfect Competition B) Monopoly
C) Oligopoly D) Monopolistic Competition
 
Answer & Explanation Answer: A) Perfect Competition

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Filed Under: Indian Economy
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Q:

According to an early Indian philosopher everything is made up of ___ basic elements.

A) 2 B) 4
C) 3 D) 5
 
Answer & Explanation Answer: D) 5

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Filed Under: Chemistry
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best express the same sentence in Indirect/Direct speech.

The teacher said to the students, "Don't make noise."

A) The teacher asked the students not to make noise. B) The teacher scolded the students, they should not make noise.
C) The teacher warned the students not to make noise. D) The teacher told the students that don't make noise.
 
Answer & Explanation Answer: C) The teacher warned the students not to make noise.

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Filed Under: English
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