SI Unit of Current Electricity

Front

What is the SI unit of current electricity?

Back

Ampere (A)

Front

What is the SI unit of voltage?

Back

Volt (V)

Front

What is the SI unit of resistance?

Back

Ohm (Ω)

Front

What is the relationship between voltage, current, and resistance called?

Back

Ohm's Law

Front

What is the SI unit of power?

Back

Watt (W)

Front

What is the formula for calculating electrical power?

Back

Power (P) = Voltage (V) × Current (I)

Front

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

Back

Decreased current

Front

Three resistors each having resistance 5 ohm are connected in series combination. The equivalent resistance is

Back

15 ohm

Front

What happens to the total resistance when resistors are connected in parallel?

Back

The total resistance decreases

Front

What is the formula for calculating total resistance in a series circuit?

Back

R_total = R1 + R2 + R3 + ...