Questions

Q:

Masses of stars and galaxies are usually expressed in terms of

A) neutron mass B) earth's mass
C) solar mass D) lunar mass
 
Answer & Explanation Answer: C) solar mass

Explanation:
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Filed Under: Physics

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Q:

Choose the word which is nearest in meaning to the given word:-

Anathema

A) Religious Chant B) Pun
C) Musical Subject D) Curse
 
Answer & Explanation Answer: D) Curse

Explanation:

Anathema means hateful, Pun means double meaning, Curse means imprecation. Anathema is nearest in meaning to curse.

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Filed Under: English
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Q:

In nuclear reactor,Chain reaction is controlled by introducing

A) cadmium rod B) iron rod
C) platinum rod D) graphite rod
 
Answer & Explanation Answer: A) cadmium rod

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Filed Under: Chemistry

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Q:

When you save to this, your data will remain intact even when the computer is turned off ____

A) RAM B) Mother board
C) Secondary storage device D) Primary storage device
 
Answer & Explanation Answer: C) Secondary storage device

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Filed Under: Computer
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Q:

If the following program (myprog) is run from the command line as 

myprog 1 2 3 

what would be the output?

main(int argc, char *argv[])

{

    int i, j = 0;

    for (i = 0; i < argc ; i++)

           j = j + atoi ( argv[i]);

    printf ("%d", j);

}

A) 123 B) 6
C) Error D) "123"
 
Answer & Explanation Answer: B) 6

Explanation:

When atoi() tries to convert argv[0] to a number it cannot do so (argv[0] being a file name) and hence returns a zero.

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Filed Under: Programming

2 12889
Q:

Improve the bracketed part of the sentence.

My mother opened the parcel without (worrying) to read the address on it.

 

A) doubting B) bothering
C) fearing D) no improvement
 
Answer & Explanation Answer: B) bothering

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Filed Under: English
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Q:

The value of acceleration due to gravity (g) ____.

 

A) is greater at the poles than at the equator B) is lesser at the poles than at the equator
C) is greater at the North pole than at the South pole D) is greater at the South pole than at the North pole
 
Answer & Explanation Answer: A) is greater at the poles than at the equator

Explanation:
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Filed Under: Physics
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Q:

The base of an electric iron is brightly polished mainly

A) to make it smooth and frictionless B) to make it rust-proof
C) to reduce heat loss by radiation D) to make it more durable
 
Answer & Explanation Answer: C) to reduce heat loss by radiation

Explanation:

Polished surfaces are poor radiators of heat. So loss of heat on that account is reduced and the electric iron remains hotter than otherwise.

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Filed Under: Physics

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