General Science MCQ – 111 (Physics)

chemistry, physics, biology

Dear Aspirants,

General Science MCQs including Physics, Chemistry, Biology. This help is General Eligibility Test like Entrance Exam, Sainik School, NDA, Army, All India Competitive exam, and All HP Exams. You can also play our weekly quiz and download all quizzes PDF as well.

1. The stars twinkle in the night because?
(A) The unit light intermittently
(B) The star’s atmosphere absorbs light intermittently
(C) The earth’s atmosphere absorbs light intermittently
(D) The refractive index of the air in atmosphere fluctuates

2. Mica is used in an electric iron because it is a?
(A) Good conductor of electricity
(B) bad conductor of electricity
(C) Good conductor of heat
(D) Bad conductor of heat

3. Which of the following are phenomenon exhibited by sound waves
1. Reflection
2. Refraction
3. Interference
4. Polarization
5. Diffraction
Choose the correct option?
(A) 1, 2, 3, 4
(B) 1, 2, 4, 5
(C) 1, 3, 4, 5
(D) 2, 3, 4, 5

4. Match the following

B. Colour of light

List – I Parameters List – II Dependence
A. Intensity of light 1. Properties of the medium
2. Refractive index of the medium
C. Velocity of light 3. Amplitude of light
D. Propagation of light 4. Frequency of light

(A) 2, 4, 1, 3
(B) 3, 4, 2, 1
(C) 3, 1, 2, 4
(D) 4, 2, 3, 1

5. The most efficient engine is?
(A) Petrol
(B) Diesel
(C) Electric
(D) Steam

6. Who invented the laser?
(A) Sir Frank Whittle
(B) Fred Morrison
(C) Charles H Townes
(D) Seymour Cray

7. One astronomical unit is the average distance between?
(A) Earth and the sun
(B) Earth and the moon
(C) Jupiter and the sun
(D) Pluto and the sun

8. When iron rusts, its weight?
(A) Decrease
(B) Increase
(C) Shows no changes
(D) Decrease and then increases

9. Sound travels faster in?
(A) Dry air than in water
(B) Wood than in iron
(C) Iron than in air
(D) Hydrogen than in water

10. We cannot see during a for because of?
(A) Reflection of light
(B) Internal reflection
(C) Refraction
(D) Scattering of light

General Science MCQ – 110 (Chemistry)

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