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Physics Quiz 4 (25 MCQs)

Quiz Instructions:

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1. Lightning conductors are made up of _____
2. The greater the change in temperature, the _____ the amount of heat transferred.
3. For large areas such as a town, the unit of area used is
4. The Element of an electric heater is made of_____
5. When isaac newton died?
6. All factors kept constant, what will happen to power if the height at which an object is lifted is tripled?
7. If a book weighs 5000 grams, how many kilograms does it weigh?
8. A pulley that is attached to a structure
9. Isaac Newton's First Law of Motion also states that a body in motion continues to move at a constant _____ in a straight line unless acted upon by an external force.
10. Which of the following measurements is not expressed in standard unit?
11. Which of the following is the formula for finding how fast did the object travel?
12. The ability of an object to store electric charge
13. Which of the following is the best description of kinetic energy?
14. What is projectile motion?
15. You drive 6.0 km at 50 km/h and then another 6.0 km at 90 km/h. Your average speed over the 12 km drive will be
16. What is 7.5 millimeters expressed in centimeters?
17. If two forces 20 N towards North and 12 N towards South are acting on an object. What will be the resultant force?
18. Which of the following is a unit for acceleration?
19. A student wishes to convert from cm to m. To do this they need to move the decimal point
20. Which of the following is the most effective conductor?
21. Which of the following shows a non-uniform circular motion?
22. It is the failure of an insulating material to prevent the flow of current under an applied electrical stress.
23. A rectangular gymnasium is 50 m long, 25 m wide and 8.0 m high. The density of air is 1.2 kg / m3 . What is the best estimate of the mass of air in the gymnasium?
24. UNIT OF ENERGY IS
25. Vehicle size helps you in all collisions, while _____ primarily helps in two-vehicle collisions.
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