Q:

If a body takes 't' seconds to go once round the circular path of radius 'r', the velocity 'v' is given by

A) v=t2πr	B) v=2πrt
C) v=2πr2t	D) v=πr2t

Answer & Explanation Answer: B) v=2πrt

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams

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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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Exam Prep: Bank Exams , CAT

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Q:

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

A) Predation	B) Commensalism
C) Competition	D) Parasitism

Answer & Explanation Answer: B) Commensalism

Explanation:

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Q:

Salination of soil is caused by

A) Pesticides	B) soil erosion
C) excess irrigation	D) crop rotation

Answer & Explanation Answer: C) excess irrigation

Explanation:

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Q:

______ of species is a reflection of their evolutionary relationships.

A) Characteristics	B) Adaptation
C) Illustration	D) Classification

Answer & Explanation Answer: D) Classification

Explanation:

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Q:

Union Cabinet approves amendments in M-SIPS to attract investment in electronics manufacturing. What is the full form of M-SIPS?

A) Modified Sustainable Investment Package Scheme	B) Modified Special Information Package Scheme
C) Modified Special Incentive Package Scheme	D) Modern Socialist Incentive Package Scheme

Answer & Explanation Answer: C) Modified Special Incentive Package Scheme

Explanation:

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Q:

The Indian musical instrument 'Surbahar' is of which type?

A) Impact	B) Wind
C) String	D) Percussion

Answer & Explanation Answer: C) String

Explanation:

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Q:

With which country India has signed an agreement in September 2017 for co-operation in health sector?

A) Indonesia	B) Norway
C) France	D) Denmark

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