Electric Forces and Electric Field

Electric Forces and Electric Field

12th Grade

14 Qs

quiz-placeholder

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Electric Forces and Electric Field

Electric Forces and Electric Field

Assessment

Quiz

Physics

12th Grade

Hard

NGSS
HS-PS2-4, HS-PS3-5, HS-PS2-5

Standards-aligned

Created by

Charles Martinez

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best characterizes electrical conductors?

low mass density

high tensile strength

electric charges move freely

poor heat conductors

Tags

NGSS.HS-PS2-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two-point charges are 4 cm apart. They are moved to a new separation of 2 cm. By what factor does the resulting mutual force between them change?

1/2

2

1/4

4

Tags

NGSS.HS-PS2-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two-point charges, separated by 1.5 cm, have charge values of +2.0 µC and -4.0 µC, respectively. What is the value of the mutual force between them?

320 N

3.6 x 10-8 N

8.0 x 10-12 N

3.1 x 10-3 N

Tags

NGSS.HS-PS2-4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 6.0 µC charge is placed at the origin and a second charge is placed on the x-axis at x = 0.30 m. If the resulting force on the second charge is 5.4 N in the positive x-direction, what is the value of its charge?

9.0 µC

9.0 nC

–9.0 µC

–9.0 nC

Tags

NGSS.HS-PS2-4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electric field is dimensionally equivalent to which of the following?

Nm/C

N/C

Nm2/C2

N/C2

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Two point charges are placed along a horizontal axis with the following values and positions: +3.0 µC at x = 0 cm and -7.0 µC at x = 20 cm. At what point along the x axis is the electric field zero?

8.0 cm

-44 cm

-69 cm

-38 cm

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Two charges, +Q and -Q, are located two meters apart and there is a point along the line that is equidistant from the two charges as indicated. Which vector best represents the direction of the electric field at that point?

Vector EA

Vector EB

Vector EC

The electric field at that point is zero.

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

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