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Physics B - Unit 7 Review

Authored by Angela Saunders

Physics

12th Grade

Used 12+ times

Physics B - Unit 7 Review
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17 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Like charges

repel

attract

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Unlike charges

repel

attract

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A negatively charged object touches a metallic object and causes it to have a charge. What is this phenomenon called?

induction

conduction

circuit formation

grounding

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Two neutral spheres are touching. A negatively charged object comes close but does not touch one of the spheres. The spheres are then separated and each has a charge, one positive and one negative. What is this phenomenon called?

induction

conduction

circuit formation

grounding

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A 1.0 µC test charge travels along an equipotential line a distance of 0.20 cm between two parallel charged plates with a field strength of 500.00 N/C. What is the change in voltage? μC=1.0×10−6 C

-100 V

0 V

+100 V

+1,000 V

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which substance is most easily grounded?

plastic foam plate

copper rod

rubber tire

PVC pipe

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

An attractive force of 7.2 N occurs between two point charges that are 0.10 m apart. If one charge is −4.0 μC, what is the other charge? μC=1.0×10−6C (Hint: use Coulombs law)

−4.0 μC

−2.0 μC

+2.0 μC

+4.0 μC

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