Q:

Choose the most appropriate answer:In which atmospheric layer are the communication satellites located?

A) Stratosphere	B) Ionosphere
C) Troposphere	D) Mesosphere

Answer & Explanation Answer: B) Ionosphere

Explanation:

The communication satellites are located in Ionosphere.

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Q:

A photon of X-ray has energy of 1 keV. A photon of visible radiation has energy of 3 eV. In this context, which one of the following statements is not correct?

A) The wavelength of X-ray photon is less than the wavelength of visible radiation photon.	B) Both the photons have different energies.
C) The speeds of both the photons in vacuum are different	D) The frequency of X-ray photon is higher than the frequency of visible radiation photon.

Answer & Explanation Answer: C) The speeds of both the photons in vacuum are different

Explanation:

The speed of all the electromagnetic radiation are always same and equal to the numerical value 3 x 10^8m/sec.

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Q:

What is the unit of electric resistance?

A) Dyne	B) Pascal
C) Joule	D) Ohms

Answer & Explanation Answer: D) Ohms

Explanation:

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Q:

A broadcasting station transmits waves with a frequency of $71 x 10^{4}$ Hz and a speed of $3 x 10^{8}$ m/s. The wavelength of the wave is

A) 324.6 m	B) 422.5 m
C) 208.4 m	D) 418.8 m

Answer & Explanation Answer: B) 422.5 m

Explanation:

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Q:

What is the name of country whose capital is Lusaka and currency is Kwacha?

A) Yemen	B) Uganda
C) Zambia	D) Somalia

Answer & Explanation Answer: C) Zambia

Explanation:

The Republic of Zambia is a landlocked country in Southern Africa. The capital city is Lusaka and currency is Kwacha.

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Filed Under: General Awareness
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Q:

Which of the following contributes the maximum earning in Indian Railways?

A) Passenger Earning	B) Goods Traffic Earning
C) Sundry Earning	D) Other Coach Earning

Answer & Explanation Answer: B) Goods Traffic Earning

Explanation:

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Q:

There are total _________ parliamentary seats (Rajya Sabha constituency) in Tripura.

A) 7	B) 1
C) 18	D) 10

Answer & Explanation Answer: B) 1

Explanation:

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Q:

In which year was the First Five Year Plan launched in India?

A) 1921	B) 1931
C) 1941	D) 1951

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