Questions

Q:

Who Invented Elevator Safety Brake ?

A) Alfred Bernhard Nobel B) Elisha Graves Otis
C) Percy LeBaron Spencer D) Garrett Augustus Morgan
 
Answer & Explanation Answer: B) Elisha Graves Otis

Explanation:
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Filed Under: Inventions

1 4014
Q:

The abundance of which type of mangrove tree has lent its name to the saltwater swamp which forms in the lower part of the Ganges delta?

Answer

Sundari

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2 4014
Q:

India's rank in the State of World's Mothers Index 2014

Answer

137

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3 4013
Q:

Lens is made up of which glass

A) Ordinary glass B) Pyrex glass
C) Flint glass D) Cobalt glass
 
Answer & Explanation Answer: C) Flint glass

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Filed Under: Physics
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9 4012
Q:

Give an example of one address microprocessor?

Answer

8085 is a one address microprocessor. In 8085 interrupts  are classified by software and hardware interrupts.

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Subject: Hardware

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Q:

The animal having longest life span?

Answer

Tortoise

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Q:

Niagara Falls are in

A) Australia B) South Africa
C) U.S.A D) U.K.
 
Answer & Explanation Answer: C) U.S.A

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Filed Under: Famous Places

5 4010
Q:

Which object, initially called the 'Whirlwind', was invented by Ives McGaffey in 1869 ?

A) Washing machine B) Electric mixer
C) Vacuum cleaner D) Blender
 
Answer & Explanation Answer: C) Vacuum cleaner

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Filed Under: Inventions

7 4009