What is the resistance of a circuit in which a current of 3 amperes flows when connected to 90 volts?
توضیح
Dividing voltage by current gives R = 90 / 3 = 30 ohms. The answer 270 ohms comes from multiplying the two values instead of dividing them.
Dividing voltage by current gives R = 90 / 3 = 30 ohms. The answer 270 ohms comes from multiplying the two values instead of dividing them.