Q:

In an optical fibre the signal is transmitted

A) in a straight line path	B) In a curved path
C) due to total internal reflection	D) Due to refraction

Answer & Explanation Answer: D) Due to refraction

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Filed Under: Physics

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Q:

While watching 3D movies at the theater, we have to wear special glasses because?

A) The glasses allow our left and right eyes to see different images	B) 3-D movies use special colors which cannot be sensed by the human eye
C) 3-D movies are brighter than ordinary movies and can hurt our eyes if seen directly	D) The glasses allow both the eyes to see similar images

Answer & Explanation Answer: A) The glasses allow our left and right eyes to see different images

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Q:

Which is the venue of the ‘Exercise Desert Knight 21’?

A) Jodhpur	B) Kolkata
C) Goa	D) Andaman and Nicobar Islands

Answer & Explanation Answer: A) Jodhpur

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Filed Under: General Awareness
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Q:

Growing agricultural crops between rows of planted trees is known as

A) Social forestry	B) Jhum
C) Taungya system	D) Agro forestry

Answer & Explanation Answer: C) Taungya system

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Filed Under: General Science
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Q:

What is the unit of calorific value?

A) kN/kg	B) kJ/kg
C) kW/sec	D) kCal/sec

Answer & Explanation Answer: B) kJ/kg

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Q:

Sound travels at a speed of 333 m/s in the air, thus, in 1 s, a distance of 333 m is travelled by

A) source	B) disturbace
C) particles	D) receiver

Answer & Explanation Answer: B) disturbace

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Q:

Which of the following is a feature of federal Government?

A) Supremacy of Parliament	B) Supremacy of Judiciary
C) Division of powers between federal and state Government	D) Single citizenship

Answer & Explanation Answer: C) Division of powers between federal and state Government

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Filed Under: Indian Politics
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Q:

Which type of democracy do we follow in India?

A) Direct	B) Presidential
C) Representative	D) Dictatorship

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