Q:

Resistivity of a wire depends on

A) Length	B) Area of cross section
C) Material	D) All of above

Answer & Explanation Answer: C) Material

Explanation:

The resistivity of wire or the metal conductor is depend on the number density of free electrons in the conductor. so its mainly depends on nature of the material

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Q:

A lunar eclipse occurs when

A) The Sun, the Earth and the Moon are in a straight line	B) The Moon, and The Earth are in a straight line
C) The Sun and the Earth are in a straight kine	D) The Sun and the Moon are in a straight line

Answer & Explanation Answer: A) The Sun, the Earth and the Moon are in a straight line

Explanation:

An eclipse happens when a planet or a moon gets in the way of the sun's light. Our planet Earth experiances two types of eclipses. They are Solar and Lunar eclipses.

Solar Eclipse : This occurs when The Sun, the Moon and the Earth are in a straight line. The moon being in middle blocks sun rays falling on the Earth.

Lunar Eclipse : The Sun, the Earth and the Moon are in a straight line. The Earth being in middle and moon in the shadow of Earth behind it.

a_lunar_eclipse_occurs_when1560750613.jpg image

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Q:

Name the poet who wrote "Prithviraj Raso", a poem describing Prithviraj Chauhan's life.

A) Vir Siroja	B) Chand Bardai
C) Meerja Umed	D) Nur Fateh

Answer & Explanation Answer: B) Chand Bardai

Explanation:

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Q:

Which substance contains metallic bonds?

A) C6H12O6	B) Hg
C) H2O	D) NaCl

Answer & Explanation Answer: B) Hg

Explanation:

Metallic bond is a bond between two metal atoms. Here in the given option Hg is the only metal with metallic bond.

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Q:

Which statement correctly describes the role of chance in evolution?

A) An allele that increases evolutionary fitness cannot be lost from a population by chance events.	B) The ultimate source of new alleles is mutation, random changes in the nucleotide sequences of an organism's DNA
C) Evolutionary change proceeds by an accumulation of changes that occur by chance.	D) None of the above

Answer & Explanation Answer: B) The ultimate source of new alleles is mutation, random changes in the nucleotide sequences of an organism's DNA

Explanation:

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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.

Run out of steam

A) Lose impetus or enthusiasm.	B) To keep going even after losing all energy.
C) Have no more funds to proceed any further	D) Build interest as you go along

Answer & Explanation Answer: A) Lose impetus or enthusiasm.

Explanation:

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Q:

First country to appoint Lokpal or equivalent to a Lokpal is ________.

A) Brazil	B) Burma
C) Sweden	D) India

Answer & Explanation Answer: C) Sweden

Explanation:

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.
Mother said, "Lie down, Arjun."

A) Mother told lie down Arjun.	B) Mother told Arjun for lying down.
C) Mother asked Arjun to lie down.	D) Mother asked Arjun to be lied down.

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