Questions

Q:

If sec -7π/4 = x, then the value of x is

A) √2 B) -√2
C) -1/√3 D) -1
 
Answer & Explanation Answer: A) √2

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Q:

A square is inscribed in a quarter circle in such a way that two of its adjacent vertices on the radius are equidistant from the centre and other two vertices lie on the circumference. If the side of square is √(5/2) cm, then what is the radius (in cm) of the circle?

A) 2 B) 2.5
C) 5 D) 10
 
Answer & Explanation Answer: B) 2.5

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Q:

Lord Cornwallis is known for _____.

A) permanent revenue settlement of Bengal B) attacking the caste system
C) land revenue settlement of United States D) ryotwari settlement of Madras
 
Answer & Explanation Answer: A) permanent revenue settlement of Bengal

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Filed Under: Indian History
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Q:

What is the value of √121 + √12321 + √1234321 + √123454321?

A) 12345 B) 123456
C) 12344 D) 123454
 
Answer & Explanation Answer: C) 12344

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Q:

The passage of an electric current through a conducting liquid causes ___________.

A) Galvanisation B) Evaporation
C) Physical Reaction D) Chemical Reaction
 
Answer & Explanation Answer: D) Chemical Reaction

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Filed Under: Chemistry
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Q:

Pyrolusite is an ore/mineral of ___________.

A) Mercury B) Manganese
C) Molybdenum D) Lead
 
Answer & Explanation Answer: B) Manganese

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Q:

____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table.

 

A) Sodium, Potassium B) Magnesium, Aluminium
C) Sodium, Chlorine D) Aluminium, Chlorine
 
Answer & Explanation Answer: C) Sodium, Chlorine

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Q:

Which type of forests majorly comprises of lichens and mosses?

A) Taiga forests B) Tundra forests
C) Temperate mixed forests D) Tropical ever green forests
 
Answer & Explanation Answer: B) Tundra forests

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Filed Under: Indian Geography
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