0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What should be observed when connecting a volteter into a DC circuit?
polarity is of major importance in dicect current circuits. <<>> When using meters please remember that a volt meter does not connect into a circuit, the leads are placed across the component that you are measuring. It is an amp meter that connects into the circuit, becoming part of the circuit, to measure the current flowing through that circuit.
In electrical circuits what wire protects the operator?
Earth wire is meant to protect the user in case there is earth fault in the device or circuit. Only earth wire alone is not sufficient. It needs to be provided with suitable circuit breaker that breaks the circuit automatically.
How are parallel circuits and series circuits alike?
in parallel the voltage stays the same in parallell the current is shared in series the voltage is shared in series the current stays the same the main similarity between parallel and series circuits is when voltage increases, current increases.
What are the differences between isolator and circuit breaker?
isolator is a off load device which is used for isolating the downstream circuits from upstream circuits for the reason of any maintanance on downstream circuits. it is manually operated and does not contain any solenoid unlike circuit breaker. it should not be operated while it is having load. first theload on it must be made zero and then it can safely operated. its specification only rated current is given.but circuit breaker is onload automatic device used for breaking the circuit incase of abnormal conditions like shortcircuit, overload etc., it is having three specification 1 is rated current and 2 is short circuit breaking capacity and 3 is instantaneous tripping current.
Which type of circuit the parallel circuit are use?
they are used for more power than a series circuit so you should use this one.
Why gate circuits are isolated from the main circuit?
Gate circuits should be isolated from the main power circuit to avoid any damage to the power circuit if gate is damaged.
When is labeling a panel required when installing a new circuit?
You should always label the circuits.
What is the design procedure for clamping circuits?
Clamping circuits use diodes and capacitors. First, the first circuit must be set up, then a?æsine wave should be input into it. The input and output should be observed and adjusted as necessary; then, the process should be repeated for the other circuits.
When is labaling a panel not required when installing a new circuit?
You should always label the circuits in the panel you just installed.
Should AC circuits go to or from positive battery terminal?
You would never connect any part of an AC circuit to a battery.
How are Branch circuit protected?
Branch circuits are protected by the circuit breaker found in the electrical panel. Each circuit should have its one breaker. The breaker should be rated to protect the insulation of the wire, so you can determine the breaker size based on the circuit conductor size Example #14-2 should be protected by a 15 amp breaker
What size circuit breaker do you need for kichen counter outlets?
Two 20 Amp circuits with the outlets staggered so a different circuit is on two adjacent outlets. Should be GFCI protected.
What are the advantages and disadvantages of clipping circuit?
In what context? Assuming signal transmission, the main disadvantage of a clipping circuit is that the data transmitted at values outside the circuit's range will be "clipped" (for example, if the clipping value is 20V, and the signal is 23V, the output will be 20V). This is esp. visible with audio circuits, and with electron tube circuits in general. The main advantage, at any rate, would be that a clipping circuit would serve as, say, an overvoltage protection for sensitive devices. But that is a bit of guessing on my part. If the circuit (or circuits) are to be designed properly, I would say that a bridging circuit should be built instead - a circuit that would "shake hands" between two other circuits, bringing their respective levels to a level common for both, or by translating between the two.
Where is the circuit breaker located in a 1983 El Camino?
There are many circuit breakers in your 1983 El Camino. There is a circuit breaker box just below the dashboard on the far left side. The circuit breaker box should have a cover. Once the cover is removed the circuits will be revealed.
What is the nominal zone circuit voltage in an Addressable Fire Alarm System?
When we discuss fire panels and "nominal" voltage on a circuit we must first determine what type of circuit. Addressable panels can have varied circuits that all perform different funtions. The two most common are Notification Appliance Circuits (NAC), and Signaling Line Circuits (SLC). "Nominal" should be replaced by different terms. "Monitoring voltage", and "Active Voltage" to be substituted for NAC circuits, and "intializing voltage" and "polling voltage" for SLC circuits. Monitoring voltage for NAC circuits vary, however it commonly either between 2-4vdc, or -24vdc. Once a NAC circuit is activated "active voltage" it is almost always 24vdc. "Intializing voltage" on a SLC circuit is caused when a circuit is first plugged into its associated board and the voltage "spikes" to 24vdc then settles at its "polling voltage" at either 24vdc or between 12-18vdc.
Why do you mean by short circuit?
A short circuit is a low resistance connection established by an accidental touching between a line supply and a grounded object in an electric circuit. The current will flow through the low resistance point, bypassing the rest of the circuit. When this happens the circuits over current device should open the circuit.
What size romex for wiring 6 can lights on 15 amp circuit?
You should use 14 AWG wiring on all 15 amp circuits.
