QUIZ 1
The rate at which energy is consumed by a circuit is called?
Power
Use an _____ to detect kinetic energy?
Occupancy sensor
Resistance
Which application usually uses type UF cable?
A. Overhead service drop C. Low voltage doorbell
wiring
B. House wiring within wood D. Underground walls wire runs
Underground wire runs
In general, a beginning tradesperson with little to no experience in the electrical field is known as a/an?
Trainee/apprentice
A list of non-standard electrical symbols used on a blueprint is called a?
Legend
When referring to NM-B, the term 12/3 with ground means?
3 number 12 conductors and a ground
According to OSHA, how should the worker deal with an energized or live circuit?
Work only on a circuit that is marked or tagged dead.
One of the major causes of inductive heat in a conduit or raceway in AC circuits is?
Too many current-carrying conductors in the raceway.
An apprentice electrician should?
Be supervised while on the job site.
For the load to increase in a parallel circuit, the resistance of the circuit must?
Decrease
Which of the following national organizations is an independent, not-for-profit, product-safety testing and certification organization?
UL- Underwriters' Laboratories
According to NFPA 70E, selected PPE is based on the incident energy and hazard/risk _____level available at an arcing fault.
Category
All complete circuits require?
Source, path and a load
What do you measure the current in a circuit with?
Ammeter
The basic law for current in the series circuit states that current is the?
Same in all parts of the circuit
The electrical standards for power plugs and receptacles is dictated by the?
ANSI- American National Standards Institute
The operation of the AC transformer is based on the principle that electrical energy can be transferred efficiently from the primary winding to the secondary winding. This property is called?
Inductance
Solar panels mounted in the US should be facing?
South
Electromotive force is measured with a/an?
Voltmeter
A compact fluorescent bulb presents environmental hazards because it contains?
Mercury
Which multi meter function would be used to identify any open or shorted component when de-energized?
A. watts C. amps
B. volts D. ohms
Ohms
When terminating armored cable, which electrical fitting is required to prevent damage to the conductors in the cable?
Anti-short bushing
When connecting a DC wind turbine to an AC electrical panel, a/an________ must be connected prior to the main panel.
Inverter
Multiple stop switches in a three-wire motor control circuit are wired?
In series