1 THW conductor insulation is rated at 900 C True or False 2

1. THW conductor insulation is rated at 90⁰ C. (True or False)

2. The size of a branch circuit conductor for a continuous load ampacity is based on the calculated load ampacity divided by 1.25. (True or False)

3. All three phases of a circuit do not need to be installed in a conduit. (True or False)

4. The requirements of the National Electrical Code establish the maximum safety standards for engineering design. (True or False)

5. Name three derating factors for sizing branch circuits.

1. True for cables

2.true(divided by 1.25 or multiply by 0.7 approximately

3.true

4.true

5.teperature ,aging and atmospheric conditions