0
Does electrical current generally increase as the voltage increases?
Wiki User
∙ 9y ago
In some case yes, such as a simple circuit with a dc power supply, a resistor and a light bulb. As the Voltade increase, current also increase according to ohms laws" I = V/R". Although in some case such as transformer is quite the opposite. Don't want to go in to much details but that all you need to know.
Wiki User
∙ 14y ago
Wiki User
∙ 9y agoYes, Ohms law states for general purposes " The current is directly proportional to the applied EMF (voltage) and inversely proportional to the resistance of the circuit.Voltage goes up current goes up. Resistance goes up current goes down. I = E/R.
Wiki User
∙ 10y agoElectrical current generally increases as voltage increases due to a need for increased capacity. This is directly controlled from the transmission side but varies based on the overall load.
Wiki User
∙ 9y agoOhm's law says that current and voltage are in proportion. That applies to a passive linear load like a resistor, which includes an electric heater as an example.
Add your answer:
Earn +20 pts
Can the current in a electrical circuit be increased by bulbs?
Yes. In normal house wiring, every time you plug in any lamp or appliance, you will increase the amount of current ("amperes" or just "amps") that you draw. The circuit breakers or fuses in your house's electrical box are there to keep you from plugging so many things in that the wire gets hot enough to cause a fire. Just to be clear however, the light bulbs do not create current. They pull current through themselves. Bulbs (and all other electrical devices) pull electrical current in the same way that opening the water valve on your sink pulls a flow of current of water. Your house's electrical service can be thought of as a water hose with the end plugged up. Whenever you let a little of the water flow out (i.e. ... turn on a light bulb) you create a current of water (an electrical current in the case of our light bulb).
What happens when you add more coils to the wire in an electromagnet what else can you do to increase the magnetic field of an electromagnet?
The more loops gives the magnet more voltage. More loops produce more currents. The current that is induced as acts like an opposing magnet and makes it more difficult to move the magnet.
What effect does natural selection have on the allele frequency of a population?
In the next generation that trait increases in frequency above the frequency in the current generation.
Is the electrical conductivity of molten metals high or low?
Metals are already good electrical conductors, and melting metals increases their electrical conductivity. All that heat (thermal energy) allows electrons a lot more mobility so they can more effectively contribute to current flow.
What carries electrical current?
An electrical circuit.
Does electrical current increase as voltage increases?
Electrical current generally increases as voltage increases due to a need for increased capacity. This is directly controlled from the transmission side but varies based on the overall load.
Does electrical current generally increase as resistance decreases?
Ohm's Law Voltage = Current x Resistance. So for a fixed voltage as R decreases then current increases proportionally.
When a wire is smaller the resistance increases What happens to the electrical current?
increase
Does electric current increases as voltage increases?
Electrical current generally increases as voltage increases due to a need for increased capacity. This is directly controlled from the transmission side but varies based on the overall load.
Why does energy increase when voltage increases?
If we increase the voltage by adding extra cells or batteries we give the electrical charges more energy and so, the current flowing around the circuit increases.
When resistance decreases what happens to current?
Based on the simplest Electrical Equation V = I * R,(reads: voltage equals current multiplied by resistance)then, rearranged I = V / R .As resistance decreases, current flow proportionately increases
Does the magnetic field increase or decrease if the current is decreased?
An increase in an electrical current will cause magnetism to increase but a decrease in an electrical current will cause magnetism to decrease.
In an electromagnet the magnetic forces increase as increases?
It increases as the current increases.
What happens if you increase the current in an electomagnet?
As current increases, the electromagnet strength will increase.
An electrical tool that increases or decreases the voltage in an electrical current is?
capacitors
What increases when current increases?
If current increases, then voltage also has to increase, assuming that resistance stay relatively the same. Power will also increase. Since power is the product of voltage and current, then the power increase would be the square of the voltage or current change.
If current increases and resistance increases what would cause this?
The only way current can increase while resistance in a circuit increases is if voltage, which is the force that causes electric current, increases.
