Q:

When a steel ball is placed on the surface of mercury, it does not sink because

A) of the surface tension of mercury	B) mercury is a semisolid
C) of the high viscosity of mercury	D) the density of mercury is greater than that of steel

Answer & Explanation Answer: D) the density of mercury is greater than that of steel

Explanation:

A solid sinks in a liquid if its density is greater than that of the liquid. if less, it floats

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Filed Under: Physics

8 6616

Q:

When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is

A) the violet ray	B) the red ray
C) the green ray	D) the blue ray

Answer & Explanation Answer: B) the red ray

Explanation:

Red is deviated the least and violet the most

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14 6616

Q:

What kind of attempts is made by individuals to obtain confidential information from a person by falsifying their identity ?

A) Spyware scams	B) Phishing scams
C) Computer viruses	D) None

Answer & Explanation Answer: B) Phishing scams

Explanation:

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15 6615

Q:

The book ' Discovery of India ' is written by

A) Maithilisharan Gupt	B) Mahadevi Verma
C) Ramdhari Singh Dinkar	D) Surya Kant Tripathi Nirala

Answer & Explanation Answer: C) Ramdhari Singh Dinkar

Explanation:

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Filed Under: Books and Authors

14 6615

Q:

"If a system A is in thermal equilibrium with B and B is in thermal equilibrium with C, then A and C are in equilibrium with each other". This is a statement of

A) Cyclic rute	B) Zeroth law of thermodynamics
C) First law of thermodynamics	D) Second law of thermodynamics

Answer & Explanation Answer: B) Zeroth law of thermodynamics

Explanation:

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Filed Under: Chemistry

4 6612

Q:

What is the heaviest noble gas?

A) krypton	B) radon
C) helium	D) xenon

Answer & Explanation Answer: B) radon

Explanation:

The seven elements — helium, neon, argon, krypton, xenon, radon, and oganesson of Group 18 of the periodic table are Noble or Inert gases.

Radon is the heaviest and Helium is the lightest gases of the noble gases.

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Filed Under: Chemistry
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5 6611

Q:

Who is the first Indian to take a hat trick in an international test ?

A) Jasu Patel	B) Kapil Dev
C) Harbajan Singh	D) B. S. Chandra Sekhar

Answer & Explanation Answer: C) Harbajan Singh

Explanation:

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Filed Under: Sports
Exam Prep: Bank Exams , CAT
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13 6598

Q:

Which major event in Indian history is also called as 'White Flowing River'?

A) Partition of India	B) Dandi March
C) Operation Bluestar	D) Quit India Movement

Answer & Explanation Answer: B) Dandi March

Explanation:

In Indian History, Dandi March or Salt Sathyagraha or The Salt March, also known as the Dandi Satyagraha, was an act of nonviolent civil disobedience in colonial India led by Mohandas Karamchand Gandhi to produce salt from the seawater.

It is also called as 'White Flowing River'.

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Filed Under: Indian History
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8 6597

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