Ohm's Law Quiz

The statement which correctly represents Ohm’s law:

• V=IR

• V=R/I

• R=VI

• I=R/V

A 10 ohms resistor is powered by a 5-V battery. The current flowing through the source is:

• 10A

• 50A

• 2A

• 0.5A

If V=50V and I=5A, then R=___:

• 50Ω

• 5Ω

• 10Ω

• 2Ω

If P=50watt and R=2ohms, then I=___?

• 50A

• 5A

• 10A

• 2A

Unit of voltage is:

• Volt

• Watt

• Coulomb

• Ampere

Unit of current is:

• Volt

• Watt

• Coulomb

• Ampere

Unit of power is:

• Volt

• Watt

• Coulomb

• Ampere

Unit of resistance is:

• Volt

• Watt

• Ohms

• Ampere

If V=10V and R=15kΩ, then I=___?

• 0.666mA

• 666μA

• 0.66A

• a&b

If I=5A and R=10Ω, then P=___?

• 50watts

• 250watts

• 350watts

• 500watts