Q:

Which one of the following is not a semiconductor?

A) Silicon	B) Germanium
C) Quartz	D) Gallium arsenide

Answer & Explanation Answer: C) Quartz

Explanation:

Semiconductors are the basic materials used in the present solid state electronic devices like diode, transistor, ICs, etc. 2. Lattice structure and the atomic structure of constituent elements decide whether a particular material will be insulator, metal or semiconductor. Semiconductors are elemental (Si, Ge) as well as compound (GaAs, CdS, etc.). Silicon, Germanium, Gallium Arsenide are semiconductors, but Quartz is an insulator.

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Filed Under: Chemistry
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1 1032

Q:

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

Cantankerous

A) Humorous	B) Quarrelsome
C) Remorseful	D) Dullness

Answer & Explanation Answer: B) Quarrelsome

Explanation:

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0 1032

Q:

Optical fibre works on which of the following principle of light?

A) Reflection	B) Refraction
C) Diffraction	D) Total internal reflection

Answer & Explanation Answer: D) Total internal reflection

Explanation:

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Filed Under: Physics
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Q:

A page fault occurs when

A) the page is not found in the memory	B) the Deadlock happens
C) the page is found in the memory	D) the Segmentation starts

Answer & Explanation Answer: A) the page is not found in the memory

Explanation:

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Q:

According to the Indus water treaty which river will be not governed by Pakistan?

A) Indus	B) Chenab
C) Jhelum	D) Ravi

Answer & Explanation Answer: D) Ravi

Explanation:

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Filed Under: General Awareness
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Q:

Which one of the following countries is not a member of the "BRICS" group?

A) Brazil	B) Russia
C) China	D) Indonesia

Answer & Explanation Answer: D) Indonesia

Explanation:

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Q:

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Bifurcate

A) Combine	B) Ramify
C) Furcate	D) Diverge

Answer & Explanation Answer: A) Combine

Explanation:

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Q:

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

A) jukstapose	B) jaxtapuse
C) juxtapose	D) jaxtapose

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