Primary cells

A primary cell

• does not contain an electrolyte

• contains an electrolyte

• can be recharged

• cannot be recharged

Which of the following is NOT an effect of an electric current?

• Lighting

• Heating

• Chemical

• Magnetic

Batteries utilizes the ______________ effect of an electric current.

• Lighting

• Heating

• Chemical

• Magnetic

The capacity of a battery is measured in __________.

• Ampere

• Ampere hours

• Watts

• Coulomb

The unit of quantity of electricity is

• Ampere

• Resistance

• Coulomb

• Ampere hours

The unit of electric current is ________.

• Ampere

• Ohms

• Coulomb

• Ampere hour

Which of the following does NOT affect the resistance of a conductor?

• Length

• temperature

• Cross sectional area

• Volume

• Nature of the material

Positive ions are called __________.

• anions

• anode

• cations

• cathode

In electrolytic cells the cathode is

• the positive electrode

• the negative electrode

• the positive ions

• the negative ions

When the electrolyte attacks the zinc electrode in a primary cell forming small cells that corrode the electrode this is called.

• Polarization

• Oxidation

• Electrolytic action

• Local action