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Q:

Which one of the following statements is not correct?

A) The response of the ear to sound of increasing intensity is approximately logarithmic. B) The sensitivity of the human ear does not vary with the frequency of the sound.
C) When two or more waves traverse the same medium, the displacement of any element of the medium is the algebraic sum of the displacements due to each wave. D) Longitudinal waves can travel in all media-solids, liquids and gases.
 
Answer & Explanation Answer: B) The sensitivity of the human ear does not vary with the frequency of the sound.

Explanation:

The human ear can respond to minute pressure variations inthe air if they are in the audible frequency range, roughly 20 Hz -20 kHz. In fact, tests conducted show an increased sensitivity in the 3000 Hz range which is the optimal amplification frequency in the human ear. So, the sensitivity of the human ear varies with the frequency of the sound.

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Q:

How many bits does an IP address contain?

A) 64 bits B) 32 Bits
C) 128 Bits D) 256 Bits
 
Answer & Explanation Answer: B) 32 Bits

Explanation:
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Q:

Who has been appointed as the Secretary General of the United Nations in January, 2017?

A) Ban Ki-Moon B) Kofi Annan
C) Boutros-Boutros Ghali D) Antonio Guterres
 
Answer & Explanation Answer: D) Antonio Guterres

Explanation:
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Filed Under: General Awareness
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Q:

Which of the following country has co-sponsored 'Cobra Gold' – an annual multilateral military exercise along with Thailand?

A) India B) Indonesia
C) USA D) China
 
Answer & Explanation Answer: C) USA

Explanation:
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Q:

Which of the following is Inexhaustible Natural Resources?

A) Air B) Minerals
C) Forests D) Coal
 
Answer & Explanation Answer: A) Air

Explanation:
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Filed Under: Physics
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Q:

Which layer of the earth's atmosphere contains the ozone layer?

A) Troposphere B) Mesosphere
C) Ionosphere D) Stratosphere
 
Answer & Explanation Answer: D) Stratosphere

Explanation:
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Filed Under: General Science
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Q:

Equus Caballus is the scientific name of _________.

A) Horse B) Zebra
C) Donkey D) Buffalo
 
Answer & Explanation Answer: A) Horse

Explanation:
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Filed Under: General Science
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Q:

Which one of the following Amendments to the Constitution of India has prescribed that the Council of Ministers shall not exceed 15 percent of total number of members of the House of the People or Legislative Assembly in the States?

A) 91 St Amendment B) 87th Amendment
C) 97th Amendment D) 90th Amendment
 
Answer & Explanation Answer: A) 91 St Amendment

Explanation:

On July 7, the 91st Amendment to the Constitution, limiting the size of the Council of Ministers at the Centre and the States to no more than 15 per cent of the numbers in the Lok Sabha or the State Legislature, came into effect.

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