If a machine performs 20 J of work in 10 sec. then it power is ______...? Mcqs

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If a machine performs 20 J of work in 10 sec. then it power is ______...?

(A) 200 watt
(B) 20 watt

(C) 2 watt
(D) 0.2 watt

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The properties used for heat...?

(A) Hot, Energy, Cold
(B) Color, Smell, Sound

(C) , Heavy, Light, Hard
(D) Circle, Square, Point

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Coulombs law most closely resembles with ______...?

(A) Law of conservation of Energy
(B) Newton's Law of Gravitation

(C) Newton's 2nd law of Motion
(D) Faraday's law

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The velocity of a satellite is _____ of its mass....?

(A) Independent
(B) Dependent

(C) Equal
(D) Double

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Deficiency of __________ causes loss of appetite and poor growth...?

(A) zinc
(B) iodine

(C) copper
(D) iron

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Which isotope is used to identity efficiency rates of organic and inorganic fertilizers...?

(A) Phosphorus - 32
(B) Carbon - 14

(C) Lead - 210
(D) Nitrogen - 15

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Coulomb is the scientific unit to measure...?

(A) Velocity
(B) Temperature

(C) Mass
(D) None OF These

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Red-green colour blindness in a man is known as:...?

(A) Prolanopia
(B) Deuteranopia

(C) both a&b
(D) Marfan’s syndrome

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A common skin condition that causes skin redness and irritation is known as_________...?

(A) Psoriasis
(B) Hypermetropia

(C) Leukoderma
(D) Diphtheria

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Which of the following organisms releases molecular oxygen into water...?

(A) E.coli
(B) Phytoplankton

(C) Amoeba
(D) Salmonella

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