Block 6 Quiz 1

Electrical current is measured in?

• Volts

• Hertz

• Amperes

The opposition to the flow of electrons is?

• Resistance

• Reactance

• Current

One horsepower is equal to?

• 1000 kv

• 746 watts

• 700 ohms

Potential difference is the difference in the amount of energy that charge carriers have between two points in a circuit. Potential difference is measured in?

• Watts

• Amperes

• Volts

Power is measured in?

• Volt-amps

• Watts

• Ohms

In a series circuit total resistance is?

• The sum of all resistance

• Constant

• Less than the value of the smallest resistance

When referring to AC current, the number of cycles per second is measured in?

• Coulombs

• Hertz

• Henrys

Which instrument would you use to measure resistance?

• An ammeter

• A voltmeter

• An ohmmeter

What are three good electrical conductors?

• Copper, gold, mica

• Gold, silver, wood

• Gold, copper, aluminum

What are four good electrical insulators?

• A) Glass, air, plastic, porcelain

• B) Glass, wood, copper, porcelain

• C) Plastic, rubber, wood, carbon