Skip to main content

Electrical circuits

A circuit that feeds a motor must be oversized so that the rated load of the motor is not more than 80% of the capacity of the circuit. NEC requires that for single motor installation, the current used in the wire size calculation must be _____ times the load current from the applicable single-phase or 3-phase tables.
Answer1.25 times (1 / 0.80)

ARE 4.0 exam prep: BS

Comments

Try These Too!

Vertical louvers

On which elevations of a building are vertical louvers generally more effective? Select 2 A. East B. South C. West D. North Answer A. East and C. West (answer applies for northern hemisphere) ARE 4.0 exam prep: SPD

Friction loss

Friction loss or static head in sizing of air ducts is given in this expression of units: A. pounds per square inch B. inches of water per 100 feet C. inches of refrigerant per 100 feet D. inches of water per foot Answer B. inches of water per 100 feet ARE 4.0 exam prep: BS

Joint ventures

Which AIA document series includes agreements for joint ventures? A. A-series B. B-series C. C-series D. D-series E. G-series Answer C. C-series covers architect/consultant documents including joint ventures.