Quiz about Electrostatics, Electric Fields and Coulomb's Law

Question 1

The electric field surrounding a positively charged object is

Accepted Answer

Away from the charge

Answer

Toward the charge

Question 2

A region of influence surrounding an object is best defined as:

Accepted Answer

A field

Answer

An electric field

Answer

A force

Answer

A gravitational field

Question 3

The electrical force between charges is strongest when the charges are

Accepted Answer

close together

Answer

far apart

Answer

the electric force is constant everywhere.

Answer

there is no pattern

Question 4

The electric field lines for a positive charge is always directed away from the charge. True or False?

Accepted Answer

True

Answer

False

Question 5

When two objects have opposite charge (+ and -), they are:

Accepted Answer

Attracted to each other

Answer

Repelled by each other

Answer

Have no effect on each other

Question 6

Which statement best describes the electric fields in the image?

Accepted Answer

The field lines move away from a positive charge and toward a negative charge.

Answer

The charges are neutral.

Answer

Both charges are negative, so the field lines are alike.

Answer

The field lines move toward a positive charge and away from a negative charge.

Question 7

The Affect of Electric fields surrounding particles become stronger the _______________ they are from each other.

Accepted Answer

Closer

Answer

Farther

Question 8

Like charges in electric fields.....

Accepted Answer

Repel

Answer

Attract

Answer

Transfer Electrons

Question 9

What does it mean when the electric field lines are close together?

Accepted Answer

The field is strong

Answer

the field is positive

Answer

the field is negative

Answer

the field is weak

Question 10

If two charges attract to each other, then which of the following is true?

Accepted Answer

Both charges must be different.

Answer

Both charges must be positive.

Answer

Both charges must be negative

Answer

Both charges must be equal in value.

Question 11

When two objects have the same charge, they are (such as + and +)

Accepted Answer

Repelled by each other

Answer

Attracted to each other

Answer

Have no effect on each other

Question 12

What is the direction of the electric field at a point located directly between two equal but opposite charges?

Accepted Answer

B) Toward the negative charge

Answer

A) Toward the positive charge

Answer

C) Perpendicular to the line joining the charges

Answer

D) Zero electric field

Question 13

According to Coulomb's Law, what happens to the force between two point charges if the distance between them is halved?

Accepted Answer

B) The force quadruples

Answer

A) The force doubles

Answer

C) The force is halved

Answer

D) The force remains the same

Question 14

Which of the following best describes the concept of an electric field?

Accepted Answer

C) A region where an electric force is experienced

Answer

A) A region where a magnetic force is experienced

Answer

B) A region where a gravitational force is experienced

Answer

D) A region where a nuclear force is experienced

Electrostatics, Electric Fields and Coulomb's Law

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