ELMC Master Electrician 100% VERIFIED

ELMC Master Electrician 100% VERIFIED What is the minimum size of FPL cable? a. 18 awg b. 14 awg c. 26 awg d. 16 awg - ANSWER 26 awg A substation of 600 volts or more has a six foot fence with three strands of barbed wire along the top, how high above the fence must the top strand of barbed wire be? a. 18 inches b. 12 inches c. 24 inches d. 30 inches - ANSWER 12 inches The time of discharge of residual voltage of a capacitor shall be reduced to 50 volts, nominal, or less within _______ after the capacitor is disconnected from the source of supply. a. 30 seconds b. 2 minutes c. 5 minutes d. 1 minute - ANSWER 1 minute According to code, in a residential installation, in a nonmetallic box, how far must NMB sheathing penetrate the box? a. 5/8 inch b. 3/8 inch c. 1/4 inch d. 1/2 inch - ANSWER 1/4 inch On 120 volts lines, what is the separation in fire alarm panels? a. 2 inches b. 1/4 inch c. 1 inch d. 1/2 inch - ANSWER 1/4 inch What are the two principle effects of electrical current in a circuit? a. off on on b. low and high c. heating and magnetic d. AC and DC - ANSWER heating and magnetic An ungrounded copper service entrance conductor of 350 kcmil shall have what size of grounded electrode conductor of copper clad aluminum? a. 4/0 b. 3/0 c. 1/0 d. 2/0 - ANSWER 1/0