set 11 MCQ Questions & Answers Detailed Explanation

MOST IMPORTANT general science mcq - 16 EXERCISES

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The following question based on light, heat, thermodynamics, wave motion, sound, optics & oscillations topic of general science mcq

Questions : Assertion (A):
A piece of copper and a piece of glass are heated to the same temperature. When touched, thereafter the copper piece appears hotter than the glass piece.
Reason (R):
The desity of copper is more than that of glass.
Code

(a) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

(b) (A) is true, but (R) is false

(c) Both (A) and (R) are true and (R) is the correct explanation of (A)

(d) (A) is false, but (R) is true

The correct answers to the above question in:

Answer: (a)

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Read more light heat thermodynamics wave sound optics oscillation Based General Science Questions and Answers

Question : 1

The minimum distance of clear vision for a normal healthy eye of human being is supposed to be

a) 15 cm

b) 10 cm

c) 50 cm

d) 25 cm

Answer: (d)

Question : 2

Assertion (A):
With the increase of temperature, the viscosity of glycerin increases.
Reason (R):
Rise of temperature increases kinetic energy of molecules.
Code

a) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

b) (A) is true, but (R) is false

c) Both (A) and (R) are true and (R) is the correct explanation of (A)

d) (A) is false, but (R) is true

Answer: (d)

Question : 3

Xeric condition refers to

a) low humidity

b) high evaporation

c) low temperature

d) extreme temperature

Answer: (a)

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