A means external to enclosures for connecting intersystem _____ conductors shall be provided at the service equipment or metering equipment enclosure and disconnecting means of buildings or structures supplied by a feeder.

A flush device cover plate that additionally provides a night light and/or Class 2 output connector(s) shall be _____ such that the night light and/or Class 2 circuitry is integral with the flush device cover plate.

Tap conductors not over 25 ft in length shall be permitted, providing the _____.

Raceways and cables installed into the _____ of open bottom equipment shall not be required to be mechanically secured to the equipment.

Grounding electrode conductors and grounding electrode bonding jumpers in contact with _____ shall not be required to comply with 300.5, but shall be buried or otherwise protected if subject to physical damage.

An interactive inverter is an inverter intended for use in parallel with a(n) _____ to supply common loads that may deliver power to the utility.

Before you can set reasonable goals for fitness improvement:

Power factor (PF) is the ratio of the _____ power to the _____ power.

A series RC circuit contains two resistors and two capacitors. The resistors are 39 Ω and 56 Ω. The capacitors have capacitive reactances of 80 Ω and 40 Ω. When calculating the circuit values, what is the total resistance?

In a series RC circuit, E T = 240 V, R = 40 Ω, and X C = 30 Ω. What is E R?