The continuous flow of electrons is made possible by a device called...? Mcqs

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The continuous flow of electrons is made possible by a device called...?

(A) Cathode
(B) Electron gun

(C) Anode
(D) Filament

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Latest MCQs

Organisms that eat all the dead and waste products of producers and consumers are called...?

(A) Producers
(B) Consumers

(C) Decomposers
(D) None

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Latest MCQs

At what temperature does silver melt...?

(A) 275 °C
(B) 327 °C

(C) 961.8 °C
(D) 100 °C

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Photosynthesis takes place in presence of the following light...?

(A) Only in green light from sun
(B) Only in sunlight from the sun

(C) Only in high intensity of light from the sun
(D) In visible light obtained from any source

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What is RDX ...?

(A) An instrument
(B) A gene

(C) An explosive
(D) Cyanohydrin

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The planet retains an atmosphere when...?

(A) Gravity is low and temperature of atmosphere is great
(B) Gravity and temperature both are great

(C) Gravity and temperature both are constant
(D) Gravity is great and temperature of atmosphere is low

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The carboxylate end of the soap molecule that is attracted to water is called...?

(A) Hydrophobic end
(B) End point

(C) Hydrophilic end
(D) None

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Our atmosphere consists of___________ Oxygen approximately...?

(A) 11% Oxygen approximately
(B) 21% Oxygen approximately

(C) 31% Oxygen approximately
(D) None of these

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The increasing vapor pressure caused by heating a liquid is due to___________...?

(A) increase inter-molecular interactions
(B) increasing potential energy of molecules

(C) increasing kinetic energy of molecules
(D) decreasing surface tension

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Diameter of Sun is_____________...?

(A) 12 Lakh kms
(B) 13 Lakh kms

(C) 14 Lakh kms
(D) 15 Lakh kms

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