Physics Quiz 17 (25 MCQs)

Quiz Instructions:

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1. When water is heated from 0$^ \circ$ Celsius to 100$^ \circ$Celsius, the volume of water

2. When the resulting vector has an x-component positive and y-component angle, then at what direction will the angle be?

3. On a rainy day, small oil films on water show brilliant colours. This is due to

4. What will happen if you hold a polarized sunglass in front of you and rotate them. While looking at the blue sky, you will see the sky get _____

5. Course along which someone or something moves

6. The massin (kg) of a block of wood if its volume ( $ V=0.05\ m^3$ ) anddensity ( $ \rho=600\ \frac{kg}{m^3}$ )is

7. Which best describes why the moon orbits the Earth _____ according to General Relativity?

8. Define the term inertia.

9. Out of the following pairs, which one does not have identical dimension?

10. What is displacement?

11. The following value that could be an index of refraction of a transparent material is

12. _____ is a measure of the pull of gravity on an object.

13. Chandrayaan-2 Mission was launched by which vehicle?

14. Which procedure should NOT be considered in finding the resultant vector graphically?

15. The mass per unit volume is the

16. What is the unit of measurement used for power?

17. Which of the following is the SI unit for Luminous Intensity?

18. Select the correct one about oxygen

19. Which of these describes a species that has become extinct?

20. The force of _____ is a type of friction that works against the motion of falling objects.

21. Which of the following is the definition of vector?

22. When distance increases, electrostatic force _____ ; we call this relationship _____ proportional

23. Electrical forces _____

24. An ice cube is floating on the surface of water: How will the water level be affected by melting of this ice cube?

25. Physics is a branch of science that deals with