Q:

The attenuation in optical fibre is mainly due to

A) Scattering	B) Absorption
C) Both (a) and (b)	D) Neither absorption nor scattering

Answer & Explanation Answer: A) Scattering

Explanation:

The reason for transmitting data over optical fibers, is because the speed of data transmission through optical wires are equal to the speed of light. The intense speed of data transfer speed, has lead to the use of optical fibers. The optical fiber uses the technology of transferring light beams, from one end to the other end of optical cables. The attenuation in optical fiber is due to Scattering. The reason why scattering is caused, due to the folding, in the wire.

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

But we expect them (to performs) better than all others.

A) to performing	B) perform
C) to perform	D) no improvement

Answer & Explanation Answer: C) to perform

Explanation:

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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Showing a skilful use of underhand tactics to achieve goals

A) Scrupulous	B) Veracious
C) Authentic	D) Devious

Answer & Explanation Answer: D) Devious

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

One who goes on a journey to a holy place -

A) Saint	B) Pilgrim
C) Hermit	D) Mendicant

Answer & Explanation Answer: B) Pilgrim

Explanation:

One who goes on a journey to a holy place - Pilgrim.

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Filed Under: English
Exam Prep: Bank Exams

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

The footpath (had been hijacked) by gigantic blue-and-green barricades.

A) have been hijacked	B) have being hijacked
C) had been hijacking	D) no improvement

Answer & Explanation Answer: D) no improvement

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Sultan Mahmud was a ruler of_____.

A) Persia	B) Ghazni
C) Lahore	D) Arab

Answer & Explanation Answer: B) Ghazni

Explanation:

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

Lal Bahadur Shastri was born in the year

A) 1844	B) 1864
C) 1884	D) 1904

Answer & Explanation Answer: D) 1904

Explanation:

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

Which empire is regarded as the Golden Age of Hinduism?

A) Maurya	B) Mughal
C) Gupta	D) Chola

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