when a 12V battery is connected across an unknown resistor. there is a current of 2.5mA in the circuit . find the value of the resistance of the resistor.

when a 12V battery is connected across an unknown resistor. there is a

1.	when a 12V battery is connected across an unknown resistor. there is a current of 2.5mA in the circuit . find the value of the resistance of the resistor.
Answer» 4.8 ohmExplanation:V=IR12=2.5*RR= 12/2.5R=4.8thus the RESISTANCE is 4.8 OHM