0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
How does arc length affect voltage?
The longer you strech the arc, the smaller the voltage. Current rises though.
What is arc voltage or arc length?
It just means length.
How do you use the word arc in a sentence?
There was a bright electric arc flashing between the high voltage wires. The story arc continued across several episodes of the TV show.
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.
What is an arc voltage in a circuit breaker?
ARC VOLTAGE is the voltage that appears across the contacts of circuit breaker during the arcing period, during which the current flow is maintained in the form of an arc. The arc voltage value is low except for the point at which the current reaches zero when the arc voltage rises rapidly to a peak value.
How does arc length affect voltage?
The longer you strech the arc, the smaller the voltage. Current rises though.
Is Welding set a high voltage or high current load?
The arc utilized for arc welding is low voltage high current discharge. The voltage required for maintaining an arc is less than for striking the arc. Voltage drops & current increases as the arc is developed. The voltage required to strike DC arc is about 50-55 V & for AC is 80-90 V.It is difficult to maintain the arc with voltage less than 14V or more than 40V.READ ELECTRICAL TECHNOLOGY BY B L THAREJA / AK THAREJA
What is arc voltage or arc length?
It just means length.
What is the higher voltage at the electrode before the arc is struck called what is it's advantages to welding?
Open circuit voltage is the voltage at the electrode before striking an arc (with no current being drawn). The higher the open circuit voltage, the easier it is to strike an arc because of the initial higher voltage pressure.
What is typical open circuit voltage for an arc welding machine?
voltage available to the welding current via the machine
What is an arc lamp?
An arc lamp is a general term for a class of lamps that uses an electric arc or voltage arc to create light. You've seen the bright light given off by electric arc welding, and the idea of the electric arc is the principle behind an arc lamp.
How do you use the word arc in a sentence?
There was a bright electric arc flashing between the high voltage wires. The story arc continued across several episodes of the TV show.
How do you calculate arc length between electrode and charge in arc furnace?
Arc Length depends on the secondary voltage of furnace transformer. Thumb rule is for 500V the Arc length would be 500mm(20"). The purpose of arc length is to give maximum power to the melt, without arc flare. -
Is it An ARC is a high voltage?
The generation of Arc in high voltage lines takes place whenever the voltage is enough to allow current to jump across conductors by breakdown of insulator. Arcing mainly occurs when the insulation properties of insulators are permanently damaged resulting in complete system failure
What controls the maximum gap the electrons can jump to form the arc?
The distance between the electrode and work and the type of atmosphere surrounding the arc. Voltage pushes the current across the gap and the longer the arc length the higher the voltage has to be. In the TIG (GTAW) process Helium is lighter than Argon which allows less resistance to the arc allowing it to jump greater distances. Both have limitations as to how far the arc will travel across a gap.
Can you use normal AC fuse link in DC supply?
yes, but you must derate the voltage as DC arc across blown fuse is not self quenching as is AC arc.
