Q:

Microwave communication uses high-frequency.

A) TRUE

B) FALSE

Answer & Explanation Answer: A) TRUE

Explanation:

Microwaves are high-frequency signals in the 300 MHz to 300 GHz range. This is in contrast to radio signals, which are typically broadcast in all directions. Radio signals operate in the 3 Hz to 300 MHz range.

Microwave signals are used for both satellite and ground-based communications.

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Subject: Physics
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5 7566

Q:

Which of the following has the highest entropy?

A) Hydrogen	B) Diamond
C) Liquid nitrogen	D) Mercury

Answer & Explanation Answer: A) Hydrogen

Explanation:

Entropy is a measure of disorder . It will be maximum in gases followed by liquids and least in solids.

Hence, here the gas is only hydrogen and it has the highest entropy.

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Filed Under: Physics
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8 7560

Q:

The Administrative council os shivaji was known as

A) Parishad	B) Mantri Parishad
C) Ashta Pradhan	D) Rajya Parishad

Answer & Explanation Answer: C) Ashta Pradhan

Explanation:

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Filed Under: Indian History

10 7560

Q:

Which of the following animals was not native to India?

A) Rhinoceros	B) Tiger
C) Horse	D) Elephant

Answer & Explanation Answer: C) Horse

Explanation:

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Filed Under: Indian Geography
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11 7556

Q:

A device used for the measurement of radioactivity is

A) mass spectrometer	B) cyclotron
C) nuclear reactor	D) G.M.counter

Answer & Explanation Answer: D) G.M.counter

Explanation:

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Filed Under: Chemistry

13 7552

Q:

Classical dance 'Mohiniattam' belongs to which state ?

A) Tamilnadu	B) Andhra Pradesh
C) Manipur	D) Kerala

Answer & Explanation Answer: D) Kerala

Explanation:

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Filed Under: Indian Culture
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76 7552

Q:

The first Indian to receive Nobel Prize in Literature was

A) Mother Teresa	B) Rabindranath Tagore
C) Sarojini Naidu	D) C.V.Raman

Answer & Explanation Answer: D) C.V.Raman

Explanation:

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Filed Under: Honours and Awards

16 7549

Q:

Function of Leghaemoglobin in nitrogen fixation _____

A) Absorption of oxygen	B) Nutrion of bacteria
C) Absorption of light	D) All

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