Questions

Q:

What is the Centre of Curvature of a spherical mirror?

A) It is the centre of a hollow sphere of which the spherical mirror is a part B) It is the midpoint of a spherical mirror
C) It is the point on the principal axis through which rays of light parallel to the principal axis pass after reflection D) It is a point from which the rays of light appear to be coming from on the principal axis of a convex mirror
 
Answer & Explanation Answer: A) It is the centre of a hollow sphere of which the spherical mirror is a part

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Filed Under: Physics
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Q:

What did Edward Jenner pioneer?

A) Vaccination B) Electrocution
C) Dialysis D) Open heart surgery
 
Answer & Explanation Answer: A) Vaccination

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Filed Under: General Science
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Q:

Which one of the following elements has the lowest atomic mass?

A) Lithium B) Nitrogen
C) Hydrogen D) Helium
 
Answer & Explanation Answer: C) Hydrogen

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Filed Under: Chemistry
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Q:

India has changed over to the decimal system of coinage in___________.

A) April, 1958 B) April, 1959
C) April, 1995 D) April, 1957
 
Answer & Explanation Answer: D) April, 1957

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Filed Under: Indian Economy
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Q:

A ceramic pottery unit hires 8 craftsmen by paying each of them Rs 900 per day. The 9th craftsman demands Rs 950 per day. If this craftsman is hired then all other craftsmen must be paid Rs 950. The marginal resource (labour) cost of the 9th craftsman is _________.

A) Rs 1530 B) Rs 1050
C) Rs 50 D) Rs 1350
 
Answer & Explanation Answer: D) Rs 1350

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Filed Under: Indian Economy
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Q:

How many bones does a human baby have?

A) 206 B) 234
C) 270 D) 354
 
Answer & Explanation Answer: C) 270

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Filed Under: Biology
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Q:

Syed Modi International Grand Prix Gold Championship is held every year at ___.

A) Chandigarh B) Lucknow
C) Delhi D) Hyderabad
 
Answer & Explanation Answer: B) Lucknow

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Filed Under: Honours and Awards
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Q:

Who is the author of "Everyone Has A Story"?

A) Durjoy Datta B) Savi Sharma
C) Ajay K Pandey D) Preeti Shenoy
 
Answer & Explanation Answer: B) Savi Sharma

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Filed Under: Books and Authors
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