Questions

Q:

Sunspots appear dark because they are

A) hotter than the rest of the Sun's surface. B) more magnetic than the rest of the Sun's surface. 
C) cooler than the rest of the Sun's surface. D) None of the above
 
Answer & Explanation Answer: C) cooler than the rest of the Sun's surface.

Explanation:

Sunspots are a magnetic phenomenon on the Sun.

The reason a sunspot appears dark is that they are cooler than the rest of the Sun's surface and also the gas inside the spot where the magnetic field is strongest is only emitting about 1/4 as much light as from the rest of the solar surface. 

 

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Q:

Find the potential energy gained by a body of mass 50 kg, if it is raised by 10m. (use g = 10 m/s2)

A) 50 B) 5000
C) 2500 D) 25
 
Answer & Explanation Answer: B) 5000

Explanation:
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Q:

Anoushka Shankar is related to which musical instrument?

A) Sitar B) Tabla
C) Veena D) Mohan Veena
 
Answer & Explanation Answer: A) Sitar

Explanation:
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Q:

If (a+1a)2=3, then the value of a6-1a6 will be

A) 1 B) 3
C) 0 D) 2
 
Answer & Explanation Answer: C) 0

Explanation:
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Q:

A rectangle with one side 4 cm is inscribed in a circle of radius 2.5 cm. The area of the rectangle in sq.cm is:

A) 8 B) 16
C) 12 D) 6
 
Answer & Explanation Answer: C) 12

Explanation:
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

Scientists show that there is a curious (1)/ relationship among a lion’s life span and (2)/ the pattern of spots on each side of its face. (3)/ No error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

Explanation:
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Q:

Which organisms can help to carry out Vermicomposting?

A) Nitrifying Bacteria B) Earthworms
C) Algae D) Fungus
 
Answer & Explanation Answer: B) Earthworms

Explanation:
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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.


______________________ the Troubled Asset Relief Program (TARP), the government had purchased assets of struggling banks with a view _______________ ensuring that they did not collapse taking ____________________ them the rest of the financial system. These assets __________________ later at a profit by the government! The U.S. government had acted smartly, while in the Indian case the banks now find themselves ______________________ with loans made by them to an individual with negative net worth.

These assets __________________ later at a profit by the government!

A) are disposed of B) were disposed of
C) are disposed off D) had been disposed off
 
Answer & Explanation Answer: B) were disposed of

Explanation:
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