A thermos flask keeps things close to their original temperature by reducing ____...? Mcqs

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A thermos flask keeps things close to their original temperature by reducing ____...?

(A) Conduction
(B) Convection

(C) Radiation
(D) All of these

Latest MCQs

Who enunciated the laws of planetary motion...?

(A) Nicolaus Copernicus
(B) Johannes Kepler

(C) Isaac Newton
(D) Galile

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The soil maturity color of northeastern areas is ______...?

(A) Grey
(B) Reddish

(C) Dark Brown
(D) None of these

Latest MCQs

A blood alcohol level above ________ will often result in death:...?

(A) 0.10
(B) 0.20

(C) 0.30
(D) 0.41

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The period of revolution of a geostationary satellite is...?

(A) 365 days
(B) 30 days

(C) 24 hours
(D) changing continuously

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Which of the followong spacecrsft enabled man to step on the moon first...?

(A) Spuntnik I
(B) Luna II

(C) Vostok I
(D) Apollo XI

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The phenomenon which leads to destruction of manmade structure and metal of archaeological importance is ____...?

(A) Hydrogen
(B) Oxygen

(C) Acid Rain
(D) Nitrogen

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When white light is passed through a prism, it splits into __________ colours....?

(A) 5
(B) 6

(C) 7
(D) 8

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In animal meiosis produces _____...?

(A) Gametes
(B) Zygotes

(C) Embryos
(D) Somatic cells

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Which among the following types of lenses are prescribed by doctors for a patient suffering from astigmatism...?

(A) Cylindrical Lens
(B) Concave Lens

(C) Spherical Lens
(D) Convex Lens

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