Page 15 - Apprentice Manual_Neat

13. What is the unit of measure for electrical pressure or electromotive force?

a. Amps
b. Ohms
c. Volts
d. Watts

14. A parallel circuit configuration exhibits which of the following characteristics?

a. Each component drops a different amount of voltage depending on its resistance
b. Each component has a different amount of current running through it unless all the resistive
values are identical
c. The total resistance will always be larger than the largest individual resistance
d. All of the above

15. There are two resistors in a parallel circuit. One has the value of 15W in the first branch and the
other is 4W in the second branch. What is the total current if the supply voltage is 15V.

a. 3.15A
b. 4.75A
c. 11A
d. 15A

16. If a 100W resistor suddenly became open in series circuit, what would happen to the current?

a. It would become maximum value
b. It would become zero
c. It would stay the same
d. It would decrease only slightly

17. A 10 watt light bulb has 0.5 amps of current running through it. What is the voltage?

a. 2V
b. 5V
c. 20V
d. 50V

18. A DMM or Digital Multi-Meter, is used to measure what?

a. Voltage
b. Current
c. Resistance
d. All of the above

Page 7 - EGSA Apprentice Certification Program Study Guide