Questions

Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Practice makes a man perfect

A) Perfection demands patience B) Any problem can be solved if you are willing to try many times
C) Regular activity is the way to become proficient in it D) It takes a long time to form a good habit
 
Answer & Explanation Answer: C) Regular activity is the way to become proficient in it

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Q:

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.

The starving man _____ able to walk.

A) can barely B) were barely
C) are barely D) was barely
 
Answer & Explanation Answer: D) was barely

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Q:

In case of a standard hydrogen electrode

A) absolute electrode potential is not zero B) absolute electrode potential is zero
C) both absolute and standard electrode potential values are zero D) electrode potential is zero only at 25 deg C
 
Answer & Explanation Answer: A) absolute electrode potential is not zero

Explanation:

The Standard hydrogen electrode (abbreviated SHE), is a redox electrode which forms the basis of the thermodynamic scale of oxidation-reduction potentials. Its absolute electrode potential is estimated to be 4.44 ± 0.02 V at 25 °C, but to form a basis for comparison with all other electrode reactions, hydrogen's standard electrode potential (E0) is declared to be zero volts only at 298.

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Q:

The Indian Institute of Science is located at

A) Hyderabad B) Bangalore
C) Both A & B D) Delhi
 
Answer & Explanation Answer: B) Bangalore

Explanation:

Indian Institute of Science (IISc) is a scientific research university located in Bangalore.

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Q:

The smallest blood vessels which are one-cell thick, are called ______.

A) vena cava B) arteries
C) veins D) capillaries
 
Answer & Explanation Answer: D) capillaries

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Q:

On which principle does the hydraulic lift works?

A) Newton's law B) Pascal's law
C) Archimedes's law D) Joule's law
 
Answer & Explanation Answer: B) Pascal's law

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Q:

For every action, there is an equal and opposite reaction, is Newton's

A) First law B) Second law
C) Third law D) Fourth law
 
Answer & Explanation Answer: C) Third law

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Q:

Find the resistance (in mega Ω) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200 Ωm.

A) 40 B) 4000
C) 80 D) 2000
 
Answer & Explanation Answer: A) 40

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