12. A lightbulb uses 4 A when it is connected across a 120 V source. What is the resistance in theresistane = V Vano -301210-3012lightbulb?13. What is work? the transfer of energy by a forceobject agit is Displacedacting onby vitve opergy which a body possesses14. What is kinetic energy?tion15. What is potential energy? energy that is waiting to bea16. A boy pushes on a parked car with a force of 111 N. The car does not move. How much work doesthe boy do on the car? Explain your answer. Work: Owork becasue the car.didn't move17. In the absence of air resistance, how would the acceleration of a 2.0 kg book and the accelerationof a 3.3 kg rock differ if the objects were dropped from the same height?18. What are Newton's three laws of motion (summarize them)?ject will notLaw I an Change unletorce is acted ongecond low, the force On un object is equal!mass & its accelertion 3 law, when 2 buinteract they applyForces to each oth19. If your weight is 777 N, how much power did you produce running up a 1.65 m flight of staitook you 5.5 seconds?

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12. A lightbulb uses 4 A when it is connected across a 120 V source. What is the resistance in the lightbulb?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

12. A lightbulb uses 4 A when it is connected across a 120 V source. What is the resistance in the
resistane = V Vano -301
210-3012
lightbulb?
13. What is work? the transfer of energy by a force
object agit is Displaced
acting on
by vitve opergy which a body possesses
14. What is kinetic energy?
tion
15. What is potential energy? energy that is waiting to be
a
16. A boy pushes on a parked car with a force of 111 N. The car does not move. How much work does
the boy do on the car? Explain your answer. Work
: Owork becasue the car.
didn't move
17. In the absence of air resistance, how would the acceleration of a 2.0 kg book and the acceleration
of a 3.3 kg rock differ if the objects were dropped from the same height?
18. What are Newton's three laws of motion (summarize them)?
ject will not
Law I an Change unle
torce is acted on
gecond low, the force On un object is equal!
mass & its accelertion 3 law, when 2 bu
interact they apply
Forces to each oth
19. If your weight is 777 N, how much power did you produce running up a 1.65 m flight of stai
took you 5.5 seconds?

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