2. If a linear spring in a pinball machine was displaced 7.20 cm from rest by a 15.3 N force, what is the potential energy stored in the spring caused by the displacement? Assume force is zero at rest. PE- a. 55.1 J 720cm= 0.072 b. 0.551 J C. 397 J d. 0.397 J = mg2 grax 15.3) (0,072) (981) =

2. If a linear spring in a pinball machine was displaced 7.20 cm from rest by a 15.3 N force, what is the potential energy stored in the spring caused by the displacement? Assume force is zero at rest. PE- a. 55.1 J 720cm= 0.072 b. 0.551 J C. 397 J d. 0.397 J = mg2 grax 15.3) (0,072) (981) =

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Thermodynamic Relations

Thermodynamics is the division of physics that deals with the transfer of any kind of energy, whether it be heat, temperature, or work, from one object to another.

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Show full work.

2. If a linear spring in a pinball machine was displaced 7.20 cm from rest by a 15.3 N force, what is the
potential energy stored in the spring caused by the displacement? Assume force is zero at rest.
OF Spring
720cm= 0.072
PE=
mg2
a. 55.1 J
grax
b. 0.551J
115.3) (0,072)(9181)=
C. 397 J
d. 0.397 J

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