IEC CHAPTER FINAL EXAM 135 EXAM STUDY WITH 100% CORRECT ANSWERS 2024

The unit of measurement for resistance is represented by the letter or symbol _________. Ohms Voltage is represented by the letter or symbol ________. E Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen Current is represented by the letter or symbol _______. I Power is represented by the letter or symbol _______. P Opposition to current flow is generally termed __________. resistance Article _______ in the NEC distinguishes between an outlet and a receptacle. 100 It is safer when using a wrench to adjust your stance and then______ on the wrench handle. pull Which tools would be best to use to tighten the locknut/connector to the box? I. linemans pliers and a flat blade screwdriver II. Tongue and groove pliers II Improper torque can cause_____. I. injury or death II. Fasteners to prematurely wear or break III. overheating of electrical terminals all of the above Single ladders longer than _____ feet should not be used. 30 feet Code article ______ covers temporary wiring. 590 Look in the NEC Index and find uses permitted for AC cable. The code reference for this is _______. 320.10 According to the NEC Index, branch circuits are covered under in Articles _____. 210 and 220 Chapters 5,6, and 7 of the NEC relate to: special occupancies and conditions along with special equipment A particular load is rated to use 2.2 KW at 240 volts this load is connected to a 2-pole breaker in a panel using 12 AWG conductors. How much current will this load draw? 9.2 What kind of electrical charge does an electron have? negative What moves or flows in a conductor to produce electric current? Free electrons In the international system of units, the prefix KILO- means _____. thousand In the international system of units, the prefix MILLI- means one thousandth .0001 A= how many milliamps 100 1.2 MV= how many volts 1,200,000 30 uA+= how many Amps .00003 How would 13,800 volts be written in metric notation? 13.8 kV 3 hours 20 minutes + 1 hour 48 minutes= 5 hours 8 minutes 1" conduit costs $800 per 1000 foot bundle. The cost of one 10 foot stick is ____. 8 How far will the company truck go in 2.75 hours traveling 65 mph? 178.75 miles Rounded off tot the nearest tenth, 103.49 is ____. 103.5 The outside diameter of a piece of conduit is 3.9375 inches and the inside diameter is 3.375 inches. The wall thickness of the conduit is _____ inches. .28125 41.5% of 4378 equals 1816.87 If you use 25% of the conduit from the storage rack how many feet of conduit will you have remaining on the Rack? you started with 580 sticks of pipe that are each 10 feet long. 4350 58,342 watts = how many kW 58.342 0 C = how many degrees Fahrenheit 32 If the simple circuit in Figure 107.201 has 400 0hms of resistance and 100 volts applied what is its current flow? .25 For the garage door opener circuit shown in Figure 107-22, what is the opener circuit resistance if the nameplate supplies the following information 3.8 Amps 115 Volts 30.2632 Common switch and outlet boxes are available with all the following size knockouts except for 3/8 The common name for a U-shaped 90-degree bend with a straight section of conduit between the bends is a Back to Back Branch circuits are rated according to the ampere rating of the overcurrent device