Which of the following statements is true about escape velocity...? Mcqs

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Which of the following statements is true about escape velocity...?

(A) Escape velocity is independent of the mass of the planet
(B) Escape velocity is independent of the mass of the escaping object

(C) Escape velocity decreases with an increase in the radius of the planet
(D) Escape velocity depends on the shape of the planet

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Sunlight is made of__________colours...?

(A) Seven colours
(B) Five colours

(C) Three colours
(D) Non of these

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Consider isotope 92U^237 of uranium. The number of neutrons in it is...?

(A) 237
(B) 329

(C) 92
(D) 145

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Which instrument is used for viewing the sun...?

(A) Stroboscope
(B) Heliograph

(C) Solograph
(D) None of these

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Who is the founder of solar system...?

(A) Copernicus
(B) Newton

(C) Galileo
(D) Kepler

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Central Color of Rainbow is__________...?

(A) Blue
(B) Green

(C) Red
(D) Indigo

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Mass spectrograph was Invented by...?

(A) Rutherford
(B) Chadwik

(C) F.W.Aston
(D) None of these

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The highest percentage of fat is present in which, organ of fish...?

(A) Meat
(B) Brain

(C) Skeleton
(D) Vessels

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During which process a gas becomes a liquid...?

(A) Melting
(B) Freezing

(C) Condensing
(D) Boiling

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The speed of sound in aluminium is _____...?

(A) 5620 m/s
(B) 6420 m/s

(C) 7220 m/s
(D) 4820 m/s

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