Electrical Code Calculations lvl 1 Lesson 1 Midterm Exam With Correct Solutions.

The term ampacity is defined as the ? current, in ampheres, that a conductor can carry continuously under conditions of use without exceeding its temperature rating. - Answer Maximum A conductor's ampacity is directly related to the type of insulation used on the conductor. - Answer True The voltage rating of conductors covered by Table 310.16 is up to and including ? - Answer 2,000 V Table 310.16 can be used when there are not more than ? single insulated current-carrying conductors installed in a raceway. - Answer 3 The ampacities listed in Table 310.16 are based upon an ambient air temperature of ? - Answer 30 degrees C (86 degrees F) Regular 600-volt building wire will fall within the voltage rating of Table 310.16. - Answer True From the list below, select the three Celsius and Fahrenheit insulation temperature ratings listed in Table 310.16. I. 60°C (140°F) II. 60°C (147°F) III. 75°C (160°F) IV. 75°C (167°F) V. 90°C (190°F) VI. 90°C (194°F) - Answer I, IV, VI