A device which converts chemical energy into electrical energy is called __________...? Mcqs

Latest MCQs

A device which converts chemical energy into electrical energy is called __________...?

(A) motor
(B) generator

(C) moving-coil meter
(D) battery

Latest MCQs

All of the following foods lack vitamin C, except...?

(A) Cheese
(B) Milk

(C) Rice
(D) None of these

Latest MCQs

A radioactive nuclide emits a β-particle. The atomic number (proton number) of the nucleus number of ______...?

(A) Stays the same
(B) Decreases by 2

(C) Increases by 1
(D) Decreases by 4

Latest MCQs

Which group of compounds constitute carbohydrates...?

(A) Sugar and proteins
(B) Starch and proteins

(C) Starch and sugar
(D) None of these

Latest MCQs

On heating the particles in the ice cubes will gain energy, move faster and change to liquid water. This is called...?

(A) Freezing
(B) Melting

(C) Boiling
(D) Condensation

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Garnet is a______________...?

(A) Sedimentary rock
(B) Igneous rock

(C) Mineral
(D) None of these

Latest MCQs

Refrigerator works on the phenomenon of ________ of heat transfer....?

(A) Conduction
(B) Convection

(C) Radiation
(D) All of these

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Law of independent Assortment was given by :...?

(A) Gregor Mendal
(B) fariady

(C) Mendala
(D) None

Latest MCQs

Splitting of water in presence of light called...?

(A) Hydrolysis
(B) Glycolysis

(C) Photolysis
(D) None of these

Latest MCQs

Force per unit area is called _____...?

(A) Volume
(B) Density

(C) Velocity
(D) Pressure

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