Q:

Optical fiber works on the principle of -

A) Diffusion	B) Total Internal Reflection
C) Scattering	D) Refraction

Answer & Explanation Answer: B) Total Internal Reflection

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Q:

A galvanometer can be converted into a voltmeter by connecting with it a

A) high resistance in parallel	B) low resistance on parallel
C) high resistance on series	D) low resistance in series

Answer & Explanation Answer: C) high resistance on series

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Q:

When we see an object, the image formed on the retina is ________

A) Real and inverted	B) Real and erect
C) Virtual and erect	D) Virtual and inverted

Answer & Explanation Answer: A) Real and inverted

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Q:

Which of the following is an example of thermoplastics?

A) Bakelite	B) Melamine
C) PVC	D) No option is correct

Answer & Explanation Answer: C) PVC

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Q:

Who designed the first electronic computer - ENIAC?

A) Joseph M Jacquard	B) Von Neuman
C) J presper Eckert and John W Mauchly	D) Both A and B

Answer & Explanation Answer: C) J presper Eckert and John W Mauchly

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Q:

Manohar Parrikar is India's ___________.

A) Railway Minister	B) Finance Minister
C) HRD Minister	D) Defence Minister

Answer & Explanation Answer: D) Defence Minister

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Q:

Who decides disputes regarding disqualification of members of Parliament?

A) The Supreme Court	B) The Election Commission
C) The Prime Minister in Consultation with the Election Commission	D) The President in Consultation with the Election Commission

Answer & Explanation Answer: D) The President in Consultation with the Election Commission

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Q:

Which of the following represents the most complex trophic level?

A) Community	B) Population
C) Ecosystem	D) Species

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