UKY PHY 232 Final Exam 2026
Questions and Answers
electric charge - Correct answer-a manifestation of the fundamental force, the
electromagnetic force
The ______ is the force between electrically charged objects. - Correct answer-
electric force
protons - Correct answer-positively charged particles, e+
electrons - Correct answer-negatively charged particles, e-
neutrons - Correct answer-neutral, no charge
atoms have - Correct answer-equal amounts of protons and electrons
ions - Correct answer-atoms with an unequal number of electrons and protons
charges of the same sign - Correct answer-repel one another
charges with opposite signs - Correct answer-attract one another
electric charge cannot - Correct answer-be created or destroyed
charge of an electron - Correct answer-e = 1.602*10^-19 C
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, conductors - Correct answer-- some electrons move freely
- metals
insulator - Correct answer-- electrons are bound to atoms
- most other materials
charging objects by conduction - Correct answer-moving electrons by touching
objects together
charging objects by induction - Correct answer-moving electrons by cringing the
object near another charged object
ground - Correct answer-a reservoir that can accept an infinite number of electrons
and still remain uncharged
If a negatively charged tube is placed next to (not touching) the wooden plank,
what do you think will happen?
A. the wooden plank will be attracted to the rubber tube.
B. the wooden plank will be repelled by the rubber tube.
C. nothing will happen.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
Questions and Answers
electric charge - Correct answer-a manifestation of the fundamental force, the
electromagnetic force
The ______ is the force between electrically charged objects. - Correct answer-
electric force
protons - Correct answer-positively charged particles, e+
electrons - Correct answer-negatively charged particles, e-
neutrons - Correct answer-neutral, no charge
atoms have - Correct answer-equal amounts of protons and electrons
ions - Correct answer-atoms with an unequal number of electrons and protons
charges of the same sign - Correct answer-repel one another
charges with opposite signs - Correct answer-attract one another
electric charge cannot - Correct answer-be created or destroyed
charge of an electron - Correct answer-e = 1.602*10^-19 C
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, conductors - Correct answer-- some electrons move freely
- metals
insulator - Correct answer-- electrons are bound to atoms
- most other materials
charging objects by conduction - Correct answer-moving electrons by touching
objects together
charging objects by induction - Correct answer-moving electrons by cringing the
object near another charged object
ground - Correct answer-a reservoir that can accept an infinite number of electrons
and still remain uncharged
If a negatively charged tube is placed next to (not touching) the wooden plank,
what do you think will happen?
A. the wooden plank will be attracted to the rubber tube.
B. the wooden plank will be repelled by the rubber tube.
C. nothing will happen.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
