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Physics Quiz 37 (25 MCQs)

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1. It is the combination of two or more base units
2. The differentiation of velocity with respect to time gives
3. What is another name for fundamental units?
4. A man is walking on a train opposite the trains forward motion. If the man is walking at 2 m/s and the train is moving at 10 m/s how fast is the man moving relative to the ground?
5. After some rather exhausting counting (and a rather tall tale), a physics teacher determines that a very small sample of an object contains 2.6325 x 1015 protons and 2.6325 x 1015 electrons; the charge on this object is _____ Coulomb(s).
6. In the equation ( $ C=\ f\ \lambda$ ), $ f$ stands for
7. An airplane accelerates down a runway at 3.20 m/s/sfor 8 s until it finally lifts off the ground.Determine the velocity at take-off.
8. What is the material waves travel through?
9. Light travels through a liquid at 2.25 EE 8 m/s. What is the index of the liquid?
10. The law of universal gravitation states that any two objects in the universe that have mass, without exception _____
11. What is the derived unit for energy?
12. Quantum Mechanics is one of the fields in Modern Physics. Which of the following is a scope of study of Quantum Mechanics?
13. Which of the following prefix is equivalent to 10-6?
14. The electric current changes its direction periodically.
15. Moving masses cause disturbances in this _____
16. Which would not typically be found around black hole?
17. What will happen to the acceleration due to gravity that an object experiences if from Earth, it is transported to Jupiter?
18. A series circuit has _____ path(s) that the electric current can take.
19. Things orbit in a(n) _____
20. Which of the following is a problem that some people blame on technology?
21. Intensity of sound has
22. How many yards is 9 mi?
23. Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?
24. An electron traveling horizontally from North to South enters a region where a uniform electric field is directed downward. What is the direction of the electric force exerted on the electron once it has entered the field?
25. Hot sand cools off faster at night than plants and vegetation. Then, the specific heat capacity of sand is
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