General Science MCQ – 148 (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. What will be the resultant color if we add all the colors of the rainbow?
(A) Red
(B) Dark blue
(C) White
(D) Black

2. An instrument used to measure gas pressure is called?
(A) Thermometer
(B) Galvanometer
(C) Manometer
(D) Ammeter

3. If we add salt to the pure water, its boiling point will?
(A) Remain same
(B) Increase
(C) Decrease
(D) All of the above

4. The boiling point of alcohol is?
(A) 79o C
(B) 65o C
(C) 80o C
(D) 70o C

5. Which color is formed when we combine red, green and blue?
(A) dark blue
(B) Maroon
(C) Red
(D) White

6. The heating elements in electric kettles and irons are made up of?
(A) Fire-clay
(B) Nichrome
(C) Chromel
(D) Tungsten

7. The air temperature is lower as compared to sea level at high altitude, so what is the boiling temperature of the water?
(A) Higher
(B) Lower
(C) Absolute
(D) None of the above

8. What type of process is evaporation?
(A) Condensation
(B) Cooling
(C) Convection
(D) Liquefying

9. What two are processes on which refrigerator works?
(A) Radiation and evaporation
(B) Condensation and evaporation
(C) Convection and radiation
(D) Condensation and evaporation

10. The melting point of ice becomes low if pressure?
(A) Doubles
(B) Consistency
(C) Decrease
(D) Increase

General Science MCQ – 147 (Chemistry)

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Pankaj is passionate about his work. Because he loves what he does. He is a full time blogger and also has experience in Computer as well as in Teaching Field. DHGK is the dream Project of his own Mind to help aspirants.

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