Semiconductors Band Gap...? Mcqs

Latest MCQs

Semiconductors Band Gap...?

(A) Half filled
(B) very wide

(C) partially filled
(D) None of these

Latest MCQs

What is the main composition of the sun...?

(A) Oxygen and Ammonia
(B) Hydrogen and Helium

(C) Hydrogen and Oxygen
(D) Methane and Hydrogen

Latest MCQs

Which statement is incorrect about particles in solids...?

(A) Particles are in loose clusters
(B) Particles are closely packed

(C) Particles are in regular pattern
(D) Particles have small spaces between them

Latest MCQs

The amount of solid waste or concentration of gases other than oxygen increase in atmosphere is called...?

(A) Air pollution
(B) Ozone depletion

(C) Acid rain
(D) Greenhouse effect

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What is the third most common gas found in the air we breathe ________ ...?

(A) Hydrogen
(B) Neon

(C) Carbondioxide
(D) Argon

Latest MCQs

Vaccination is synonymous with ___________ immunity...?

(A) Artificial Active
(B) Natural Active

(C) Allergy
(D) None of These

Latest MCQs

Which vitamin is most soluble in water...?

(A) Vitamin D
(B) Vitamin B

(C) Vitamin C
(D) Both B and C

Latest MCQs

The sky drivers use parachutes to easily descend towards the earth because of it:...?

(A) Increases air resistance
(B) Decreases air resistance

(C) Decreases air friction
(D) Speeds up

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Corrosive effect on skin is caused by ______...?

(A) Acid
(B) Base

(C) Salt
(D) Both a & b

Latest MCQs

Which of the following letter does not represent in periodic table...?

(A) X
(B) K

(C) J
(D) N

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