OHM'S LAW APPLIED ELECTRICAL TRAINER

1. Measure applied Voltage (Eapp) between the 12V source and Ground.

• 8 Volts
• 12 Volts
• 24 Volts
• 4 Volts

2. Measure the total Circuit Resistance Rt

• 120 ohm's
• 89 ohm's
• 60 ohm's
• 40 ohm's

3. What is Ohm's law formula for finding Amps (current)?

• I=E/R
• R=E/I
• E/I/R
• None of the above

4. Using Ohm's law, Calculate the Total Circuit Current It________________

• .4A or 400mA
• .3A or 300nA
• 12 A
• .1A or 100mA

5. Measure I t (Total Current) 12 volt system 120 Ohms Resistance.

• .4A or 400mA
• .3A or 300nA
• .1A or 100mA
• None of the above

6. Do the two closely match? Select best answer.

• They Should
• No they should not
• Within 1 Amp
• None of the above

7. When measured what is the voltage drop across the load

• 6 Volts
• 2.1 Volts
• 4 Volts
• 12.0 Volts

8. Using Ohm's law calculate The load Current Ir1

• .2A or 200mA
• .1A or 100mA
• .3A or 300mA
• 12.0 Volts

9. In a Series Circuit the Current ____________________Select the best answer.

• is lower close to the ground.
• Is higher before the load
• The same everywhere in the circuit
• Both A and B

10. The Sum of Individual Resistances in a series circuit is always equal to _____________________________.

• The first resister in the Circuit.
• Total Circuit resistance.
• The second resister in the circuit.
• Neither A or C.