Understanding Base Units in Physics

What is the formula for resistance in terms of voltage and current?

• R = I / V

• R = V * I

• R = V / I

• R = V + I

Which of the following is a base unit for current?

• Joule

• Ampere

• Coulomb

• Volt

How is voltage fundamentally defined in terms of energy and charge?

• Voltage is charge per unit energy

• Voltage is energy times charge

• Voltage is charge minus energy

• Voltage is energy per unit charge

What is the base unit expression for voltage derived in the video?

• kg m^2 s^-3 A

• kg m^2 s^-2 A^-1

• kg m s^-2 A^-1

• kg m^2 s^-3 A^-1

What is the final base unit expression for resistance?

• kg m s^-2 A^-2

• kg m^2 s^-3 A^-2

• kg m^2 s^-3 A^-1

• kg m^2 s^-2 A^-2