SSMTP Electrical Physics

What is voltage like in comparison to water supply, select all that apply.

• Flow

• Resistance

• Work

• Pressure

What is Amperage like in comparison to a water supply?

• Flow

• Resistance

• Work

• Pressure

What is Watts like in comparison to a water supply?

• Flow

• Resistance

• Work

• Pressure

What are Ohms like in comparison to a water supply?

• Flow

• Resistance

• Work

• Pressure

How many times a second does Direct Current reverse itself every second in the U.S.?

• 40

• 50

• 60

• 0

How many times a second does Alternating Current reverse itself every second in the U.S.?

• 40

• 50

• 60

• 0

How many live wires are in a single-phase circuit?

• 1

• 2

• 3

• 4

How many live wires are in a three-phase circuit?

• 1

• 2

• 3

• 4

If a motor is connected to 480 volts and draws 15 amps how many watts would that be?

• 32

• 7200

• 465

• 495

If a motor is connected to 480 volts and draws 15 amps how many ohms would the motor have?

• 7200

• 465

• 495

• 32