Physics General Knowledge MCQs Quiz for Competitive Exams with Answers Set 3

Physics MCQs Quiz for Competitive Exams.This post contains Physics Objective Questions and Answers for NTS, PPSC, CSS, FPSC, PMS, OTS, PTS Tests and Interviews. These Objective Physics Questions and Answers are to prepare online competitive exams. MCQs are taken from Caravan Comprehensive GK Book.

1. Which device is used to measure the specific gravity of a liquid ?

(a) Barometer
(b) Ammeter
(c) Manometer
(d) Hydrometer

2. Which device is used to measure humidity ?

(a) Tachometer
(b) Hydrometer
(c) Hygrometer
(d) Galvanometer

3. What splits light into its spectrum ?

(a) Ionometer
(b) Spectrometer
(c) Manometer
(d) Stereoscope

4. Angstrom is unit of which quantity ?

(a) Force
(b) Heat
(c) Resistance
(d) Length

5. A beam of which colour light passing through a prism scatters in seven colours ?

(a) Red
(b) White
(c) Black
(d) Yellow

6. Dyne is unit of what quantity ?

(a) Heat
(b) Length
(c) Force
(d) Resistance

7. Ohm is the unit of which quantity ?

(a) Length
(b) Heat
(c) Force
(d) Resistance

8. The microphone is used to convert sound waves into ______ ?

(a) Mechanical energy
(b) Kinetic energy
(c) Potential energy
(d) Electrical energy

9. If speed of rotation of earth increase what effect it would have on the weight of your body ?

(a) Weight decreases
(b) Weight increases
(c) Remains the same

10. The art of designing a sequence of movements in which motion form or both are specified like dance motion is called ______ ?

(a) Choreography
(b) Dactylography
(c) Plerytography
(d) Metallography

11. In which medium the sound travels fastest ?

(a) Steel
(b) Water
(c) Wood
(d) Glass

12. Which instrument measure speed of ship ?

(a) Periscope
(b) Angstrom
(c) Sextant
(d) Monometer

13. One horsepower is equal to how many Watt ?

(a) 820 Watt
(b) 780 Watt
(c) 760 Watt
(d) 746 Watt

14. The acceleration caused by gravity per second is ______ ?

(a) 52 m
(b) 48 m
(c) 45 m
(d) 40 m

15. Which wave travel with almost the velocity of light ?

(a) Ultra-sonic wave
(b) Radio wave
(c) Blue wave
(d) Solar wave

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