+0  
 
0
2180
1
avatar
calculate the current flowing through the circuit of a toy car that has a resistance of 20 and is powered by a 3 volt battery
 Feb 3, 2014
 #1
avatar+6251 
+1
Quote:

calculate the current flowing through the circuit of a toy car that has a resistance of 20 and is powered by a 3 volt battery



Ohm's law states that

Current = Voltage/Resistance

so in this case we have

Current = 3 volts/(20 ohms) = 0.15 amps = 150 milliamps
 Feb 3, 2014

4 Online Users

avatar