The two elements that are frequently used for making transistors are :...? Mcqs

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The two elements that are frequently used for making transistors are :...?

(A) Boron and aluminium
(B) Silicon and Germanium

(C) Iridium and Tungston
(D) None of these

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More than 50% of the Earth’s crust consists of ______ plains....?

(A) Abyssal
(B) Indus

(C) Low land
(D) None of these

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Which is the outermost planet in the solar system...?

(A) Mercury
(B) Pluto

(C) Neptune
(D) Uranus

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Sericulture is the study of which discipline ...?

(A) silk production
(B) milk Production

(C) honey production
(D) forest timber production

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Which of the following will be attracted to the magnet...?

(A) An iron kettle
(B) A rubber ball

(C) A copper plate
(D) An elastic band

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The hormone which is clinically used as a bronchodilator and heart stimulant is:...?

(A) Epinephrine
(B) Norepinephrine

(C) Calcitonin
(D) Thyroxine

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Fats are found in...?

(A) Oil and Butter
(B) Margarine and Seeds

(C) Nuts
(D) All of these

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A device that opposes the flow of electrons in electronic circuits is called...?

(A) Transformer
(B) Diode

(C) Transistor
(D) Resistor

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In an Electric circuit when Electrons move from low to high potential they will _______...?

(A) Gain Energy
(B) Lose their identity

(C) Lose Energy
(D) Gain Potential

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What is the primary cause of cholera, diarrhea, and typhoid diseases...?

(A) Chemical Pollutants
(B) Microbial Pollutants

(C) Physical Pollutants
(D) Thermal Pollutants

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