AP Physics 2 Review Electricity

If you rub a balloon with a piece of wool cloth, the balloon will:

• Be attracted to the wool cloth

• Be repelled by the wool cloth

• Have no interaction with the wool cloth

• Not enough information is given to determine what will happen

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Polarization occurs when:

• Electrons move within an atom.

• Free electrons move within a solid.

• Both answers.

• None of the answers.

Tags

NGSS.HS-PS4-3

The angle of deflection of an electroscope needle indicates:

• If a positive charge is present.

• If a negative charge is present.

• How much charge is present.

• None of the answers.

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

An object can be discharged by:

• Grounding.

• Ions in the air.

• Water vapor in the air.

• All of the answers.

Tags

NGSS.HS-PS3-5

If two charges have an electric force F between them and one of the charges is doubled, the force will be:

• Halved

• The same.

• Doubled

• Quadrupled.

Tags

NGSS.HS-PS2-4

If two charges have an electric force F between them and the distance between them is halved, the force will be:

• Halved

• The same.

• Doubled

• Quadrupled

Tags

NGSS.HS-PS2-4

Which resistor is in series with resistor R?

• R₁

• R₂

• R₃

• R₄

The two ends of a 3.0-ohm resistor are connected to a 9.0-V battery. What is the current through the resistor?

• 27 A

• 6.3 A

• 3.0 A

• 0.33 A

The two ends of a 3.0-ohm resistor are connected to a 9.0-V battery. What is the total power delivered by the battery to the circuit?

• 3.0 W

• 27 W

• 0.33 W

• 0.11 W

Three resistors connected in parallel have individual values of 4.0, 6.0 and 10.0 ohm, respectively. If this combination is connected in series with a 12-V battery and a 2.0-ohm resistor, what is the current in the 10-ohm resistor?

• 0.59 A

• 1.0 A

• 11 A

• 16 A