Questions

Q:

Graphite is a good conductor of electricity.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Graphite is a good conductor of electricity as it contains free electrons to move through the structure of the graphite.

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Subject: Physics
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Q:

Which of these liquids has the highest viscosity?

A) Milk B) Syrup
C) Pineapple juice D) Water
 
Answer & Explanation Answer: B) Syrup

Explanation:

The viscosity of a fluid is a measure of its resistance to deformation at a given rate. For liquids, it corresponds to the informal concept of "thickness".

Here in the given options, syrup has the highest viscosity.

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Q:

Lowest temperature is recorded in

A) USA B) Mexico
C) Verkhoyansk D) Alaska
 
Answer & Explanation Answer: C) Verkhoyansk

Explanation:
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Filed Under: World Geography

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Q:

Galvanised iron sheets have a coating of

A) Aluminium B) Copper
C) Zinc D) None of the above
 
Answer & Explanation Answer: C) Zinc

Explanation:

Galvanised iron sheets have a coating of zinc.

Galvanised_iron_sheets_have_a_coating_of1552913417.jpg image 

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Filed Under: General Science
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Q:

A cappella refers to

A) Literature B) Music
C) Arts D) War
 
Answer & Explanation Answer: B) Music

Explanation:
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Q:

In beta decay what is emitted

A) electron B) proton
C) neutron D) All of the above
 
Answer & Explanation Answer: A) electron

Explanation:
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Q:

The sea with one of the highest salinities in the world is _________

A) the Dead Sea B) the Red Sea
C) the Arabian Sea D) the Baltic Sea
 
Answer & Explanation Answer: A) the Dead Sea

Explanation:

Salinity is often high in enclosed seas, this is due to high temperature, rapid evaparation and little inflow of fresh water.

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Q:

There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box’s weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.

A) 51.5 kg B) 75 kg
C) 37.5 kg D) 112.5 kg
 
Answer & Explanation Answer: B) 75 kg

Explanation:
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