0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What would be the best tool to locate the center of a circle?
The best tool to locate the center of a circle would be a compass. By placing the compass on the edge of the circle and drawing an arc, then repeating this process from another point on the circle, the intersection point of the arcs will give you the center of the circle.
Is a circle an arc?
an arc is a segment of a circle. If the arc subtends a full angle of 360 degrees, then the arc is a circle; but this is a special case of an arc.
What is the difference between arc measure and arc length?
Arc measure is the number of radians. Two similar arcs could have the same arc measure. Arc length is particular to the individual arc. One must consider the radius of the arc in question then multiply the arc measure (in radians) times the radius to get the length.
An arc that lies outside of a central angle is called?
major arc
What is the homophone for arc?
arc homophone is ark
An arc blast is the byproduct of an arc fault and it produces a massive pressure wave which is dangerous as the arc flash.?
True.
What is the difference between a ground fault and an arc fault?
A ground fault occurs when an electrical current flows to the ground due to a fault in the wiring or equipment. An arc fault, on the other hand, is a high-energy discharge of electricity between conductors, which can cause fires.
Do Ceiling lights in bedrooms have to be on a arc fault protected circuit breaker?
No, bedroom lights fixtures do not have to be on arc fault breakers. In fact it is better if they are not. The neutral should return straight back to the distribution panel, for the arc fault circuit that the neutral is in. In some jurisdictions an electrical code amendment requires that the cable fed from arc fault breakers be identified with a blue outer sheath.
What is the difference between an arc fault and a ground fault?
An arc fault occurs when there is an unintended electrical discharge between two conductors, while a ground fault happens when an electrical current flows to the ground instead of following its intended path.
In what specific locations are arc-fault breakers not required to be installed?
Arc-fault breakers are not required to be installed in specific locations such as bathrooms, kitchens, garages, and unfinished basements.
How do you change one breaker on a 3 wire that feeds two regular circuit breakers to a single arc fault circuit breaker - or do you have to change both breakers to arc fault so each has a neutral?
In order to properly convert a circuit to an arc fault circuit breaker, both the hot and neutral wires must be connected to the arc fault breaker. This means that you would need to change both breakers to arc fault breakers, as each would require its own connection to the neutral wire to function effectively and meet safety standards.
Why does a ceiling fan in a new home trip the arc fault breaker when it worked before?
you could have a loose connection causing it to arc enough to trip the breaker -- check all the connections -- maybe you'll need to change out the arc fault you could have a loose connection causing it to arc enough to trip the breaker -- check all the connections -- maybe you'll need to change out the arc fault
Do arc fault breakers go bad?
Yes, arc fault breakers can go bad over time due to wear and tear, electrical surges, and other factors. It's important to regularly test and inspect your arc fault breakers to ensure they are functioning properly and providing the necessary protection for your electrical system. If you suspect a problem with an arc fault breaker, it is recommended to consult a qualified electrician for further evaluation and potential replacement.
Which factors will affect the radiated energy level of an arc flash?
Factors that can affect the radiated energy level of an arc flash include the magnitude of the fault current, the duration of the fault, the distance from the arc, the arc gap size, and the arc's current waveform. These factors influence the intensity of the arc flash, impacting the amount of radiant energy released during the event.
What are the arc fault requirements for electrical installations?
Arc fault requirements for electrical installations mandate the use of arc fault circuit interrupters (AFCIs) to protect against electrical fires caused by arcing faults. These devices are required in certain areas of a building to enhance safety and reduce the risk of fires.
What is the purpose of a GFCI arc fault breaker and how does it enhance electrical safety in a residential setting?
A GFCI arc fault breaker is designed to protect against electrical hazards by quickly shutting off power when it detects a ground fault or arc fault. This enhances electrical safety in a residential setting by reducing the risk of electric shock and preventing electrical fires.
Where are arc fault breakers required to be installed?
Arc fault breakers are required to be installed in bedrooms of residential buildings to help prevent electrical fires caused by arcing faults in the wiring.
