Electric motor was invented by __________ ...? Mcqs

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Electric motor was invented by __________ ...?

(A) Michael Faraday
(B) Oliver Evans

(C) Thomas Edison
(D) Horace Day

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Latest MCQs

The Temperature of the surface of Sun is_______...?

(A) 5,778 Kelvin
(B) 6,778 Kelvin

(C) 7,778 Kelvin
(D) 9,778 Kelvin

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The association between two different types of organism which get benefit to each other, cannot live without each other is called...?

(A) Parasitism
(B) Commensalism

(C) Mutualism
(D) Predation

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Which is not a cause of land pollution...?

(A) Plastic bags, bottles, glass bottles, tin cans
(B) Vegetables and fruit cutting

(C) Animal wastes
(D) All of these are causes of land pollution

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The process of comparing an unknown physical quantity with a known standard quantity of the same kind is called...?

(A) Observation
(B) Measurement

(C) Experimentation
(D) Calculation

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Newton metre is a unit of __________....?

(A) Substance
(B) Length

(C) torque
(D) Work

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Milk tastes sour when kept in the open for sometime due to the formation of __________...?

(A) lactic acid
(B) citric acid

(C) acetic acid
(D) carbonic acid

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What are the primary colors of Light...?

(A) White, Black, Blue
(B) Red, Yellow, Blue

(C) Red, Orange, Blue
(D) Red, Green, Blue

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How many layers does the earth have...?

(A) 1
(B) 2

(C) 3
(D) 4

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Which term describes the emission of light by a living organism...?

(A) Natural light
(B) Bioluminescence

(C) Illumination
(D) Mimicry

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