Questions

Q:

Who Invented FM Radio?

A) Edwin Howard Armstrong B) John Barber
C) Edwin Beard Budding D) Nicholas Callan
 
Answer & Explanation Answer: A) Edwin Howard Armstrong

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Filed Under: Inventions
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Q:

At least one pair of opposite angles is congruent in a _____.

A) Cyclic quadrilateral B) Trapezium
C) Isosceles trapezium D) Kite
 
Answer & Explanation Answer: D) Kite

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Up a blind alley

A) hiding something intentionally from another person B) not warning a person who is in danger
C) one can enjoy thrills only if one takes risk D) following a course of action that is certain to lead to an undesirable outcome
 
Answer & Explanation Answer: D) following a course of action that is certain to lead to an undesirable outcome

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Filed Under: English
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Q:

Which of the following changes when a body performs uniform circular motion?

A) Mass B) Momentum
C) Speed D) Direction
 
Answer & Explanation Answer: D) Direction

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Filed Under: Physics
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Q:

What is the principal focus of a spherical mirror?

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

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Q:

Which of the following city is NOT situated on the banks of any river

A) Surat B) Cuttack
C) Bhopal D) Mysore
 
Answer & Explanation Answer: C) Bhopal

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Q:

Which Oil company has successfully conducted a 'Proof of Concept' feasibility study on 'Zero-emission electric mobility'?

A) Bharat Petroleum Corporation Ltd (BPCL) B) Oil India Ltd (OIL)
C) Indian Oil Corporation Ltd (IOCL) D) Reliance Industries Ltd (RIL)
 
Answer & Explanation Answer: C) Indian Oil Corporation Ltd (IOCL)

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Q:

X-Rays, which are now used on a day to day basis for diagnosis in medicine, was discovered by?

A) Wilhelm Rontgen B) Niels Bohr
C) Ernest Rutherford D) Max Bon
 
Answer & Explanation Answer: A) Wilhelm Rontgen

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