Electric Power

Front

Incandescent bulbs are essentially ____________

Back

devices that are resistors

Front

What is resistance measured in?

Back

Ω (Ohms)

Front

What is power measured in?

Back

watts

Front

The mathematical relationship among Voltage, Current, and Resistance is known as ____________

Back

Ohm's Law

Front

What is the unit of electric current?

Back

Ampere

Front

What is the formula for calculating electric power?

Back

Power (P) = Voltage (V) × Current (I)

Front

What does the term 'voltage' refer to?

Back

The electric potential difference between two points.

Front

What is the unit of voltage?

Back

Volts (V)

Front

What is the relationship between current, voltage, and resistance in a circuit?

Back

Ohm's Law states that I = V/R.

Front

What is the effect of increasing resistance in a circuit with constant voltage?

Back

The current decreases.