NEC Practice Exam Questions exam with
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correct answers ||\\||\\
Table 220.12 - correct answer✔✔Occupancy Lighting Loads
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Table 220.42 - correct answer✔✔Lighting Load Demand Factors
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Table 220.54 - correct answer✔✔Clothes Dryer Demand Factors
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Table 220.55 - correct answer✔✔Electric Range Demand Factors
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Table 250.66 - correct answer✔✔Grounding Electrode Conductor Size
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Table 300.5 - correct answer✔✔`Cover Requirements
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Table 314.16(A) - correct answer✔✔Electric Metal Box Size
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Table 314.16(B) - correct answer✔✔Volume Allowance/Conductor
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Table 352.44 (A) - correct answer✔✔PVC Rigid N/M Conduit Expansion
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- correct answer✔✔All 2" rigid metal conduit shall be supported every ________________
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feet
, - correct answer✔✔What is the maximum number of conductors allowed in a 4 inch x 1
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1/4 inch round metal junction box when using #6 AWG conductor size.
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Continuous Load - correct answer✔✔Electrical load continuing for _____________ or more ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
hours.
- correct answer✔✔What is the minimum size conductor that can be used on a 50 amp
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circuit.
- correct answer✔✔A house has 6000 sq. ft. of living area. What is the required lighting
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load (KW)? ||\\||\\
- correct answer✔✔A single motor-compressor has a load of 100 amps. The electric circuit
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conductor must be sized for ___________amps ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
||\\||\\ - correct answer✔✔What is the amperes capacity of a 2250 (kcmil) IGS cable
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- correct answer✔✔Each motion picture projetor, floodlight, spotlight, or similar equipment
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shall have clear working spac not less than _______________ millimeters wide on each side
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at the rear therof, to meet Code.
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- correct answer✔✔Irrigation cable is secured by straps, hangers, or similar fittings and
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shall be supported at intervals not exceeding ___________ feet.
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- correct answer✔✔A radio receiving station's antenna open span length is over 150ft. The
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antenna conductor specified material is bronze. The correct AWG size needed for Code:
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||\\||\\ - correct answer✔✔The NEC (code book) is prepared by the :
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correct answers ||\\||\\
Table 220.12 - correct answer✔✔Occupancy Lighting Loads
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Table 220.42 - correct answer✔✔Lighting Load Demand Factors
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Table 220.54 - correct answer✔✔Clothes Dryer Demand Factors
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Table 220.55 - correct answer✔✔Electric Range Demand Factors
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Table 250.66 - correct answer✔✔Grounding Electrode Conductor Size
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Table 300.5 - correct answer✔✔`Cover Requirements
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Table 314.16(A) - correct answer✔✔Electric Metal Box Size
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Table 314.16(B) - correct answer✔✔Volume Allowance/Conductor
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Table 352.44 (A) - correct answer✔✔PVC Rigid N/M Conduit Expansion
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
- correct answer✔✔All 2" rigid metal conduit shall be supported every ________________
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
feet
, - correct answer✔✔What is the maximum number of conductors allowed in a 4 inch x 1
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
1/4 inch round metal junction box when using #6 AWG conductor size.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Continuous Load - correct answer✔✔Electrical load continuing for _____________ or more ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
hours.
- correct answer✔✔What is the minimum size conductor that can be used on a 50 amp
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
circuit.
- correct answer✔✔A house has 6000 sq. ft. of living area. What is the required lighting
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load (KW)? ||\\||\\
- correct answer✔✔A single motor-compressor has a load of 100 amps. The electric circuit
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
conductor must be sized for ___________amps ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
||\\||\\ - correct answer✔✔What is the amperes capacity of a 2250 (kcmil) IGS cable
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
- correct answer✔✔Each motion picture projetor, floodlight, spotlight, or similar equipment
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
shall have clear working spac not less than _______________ millimeters wide on each side
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
at the rear therof, to meet Code.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
- correct answer✔✔Irrigation cable is secured by straps, hangers, or similar fittings and
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
shall be supported at intervals not exceeding ___________ feet.
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
- correct answer✔✔A radio receiving station's antenna open span length is over 150ft. The
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
antenna conductor specified material is bronze. The correct AWG size needed for Code:
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
||\\||\\ - correct answer✔✔The NEC (code book) is prepared by the :
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