Q:

Which of the following is a property of water?

A) High polarity	B) Universal solvent
C) High specific heat	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

Yes, we know that water is a universal solvent.

Water can moderate temperature because of the two properties: high-specific heat and the high heat of vaporization.

Water is a polar molecule that has a high level of polarity and attraction to ions and other polar molecules.

Hence, all the above given options are the properties of water.

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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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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

Calculate the time period (in seconds) of a sound wave of wavelength 2m travelling with a speed of 250 m/s.

A) 500	B) 0.008
C) 0.016	D) 250

Answer & Explanation Answer: B) 0.008

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

The first two steps in the lithification process are

A) Cementation and Proposal	B) Compaction and Ratification
C) Compaction and Cementation	D) Ratification and Cementation

Answer & Explanation Answer: C) Compaction and Cementation

Explanation:

The first two steps in the lithification process are Compaction and Cementation.

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Filed Under: Chemistry
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Q:

Where in South India has the largest collection of Roman coins been found?

Answer

Coimbatore

Workspace

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Subject: World History

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Q:

Name 5 different addressing modes?

Answer

Immediate, Direct, Register, Register indirect, Implied addressing modes.

Workspace

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Subject: Hardware

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Add fuel to the fire

A) Go from one bad situation to another	B) A cause becomes stronger when more people join
C) The flame will extinguish if it runs out of oil	D) Cause a situation to become worse

Answer & Explanation Answer: D) Cause a situation to become worse

Explanation:

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

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Q:

He has the irritating habit of playing his own trumpet all the time.

A) blowing his own trumpet	B) pumping his own trumpet
C) bringing up his own trumpet	D) No improvement

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