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Physics Quiz 2 (25 MCQs)

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1. What is work done?
2. What is the base SI unit for measuring electric current?
3. A top spinning at the rate of 10 rev/s has what approximate angular speed?
4. According to Newton, gravity was a force _____ According to Einstein, gravity is a _____
5. What keeps an object moving in a circle?
6. Why does a car accelerate as it round a corner at a constant speed?
7. When a negatively charged balloon is placed against a non-conducting wall, positive charges in the wall are _____
8. What is the unit for extension?
9. The acceleration of a body become zero when velocity is
10. A branch of Physics dealing with the developments done from Renaissance to the end of the 19th century.
11. Mercury is commonly used as a thermometric fluid rather than water because
12. Which of the given angle will have the maximum height when a projectile is launched?
13. What happens to the size of the image formed by a concave mirror as the object is brought closer to it?
14. If a car is rolling down a ramp, the force between the tires and the ramp is an example of
15. Two forces of magnitude 20 N and 50 N act simultaneously on a body. Which one of the following forces cannot be a resultant of the two forces?
16. Which among the following are primary colors?
17. What is the SI base unit for length?
18. A 10 ohms resistor is powered by a 5-V battery. The current flowing through the source is
19. A type of pulley that moves with the load and allows the effort to be less than the weight of the load
20. How many zero does the prefix Tera has?
21. Orbital speed of a satellite is dependent of its mass.
22. Your home is 10km far from your school. To measure how long you take, which of the following equation will you use?
23. A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boat's acceleration while it travels the 12.0 m?
24. Poor precision in scientific measurement may arise from _____
25. Which of the following is an example of a vector quantity?
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