0
When the voltage applied to a circuit increases the power an the also increases?
Wiki User
∙ 6y ago
When you lift the voltage V that goes to a circuit, also the flowing amperage A will go up and so does the power. The lamps will give more light, the equipment will get warmer up to the point where everything goes down.
To understand this all you need to know ohm's law.
Scroll down to related links and look at "Ohm's Law - Wikipedia".
*****************
It has nothing to do with Ohm's Law: that's inductance.
P = I E is what answers this question.
If I have a motor pulling 15 A @ 110V, that same motor will pull 7.5 A @ 220V (assuming it's capable of that much voltage fluctuation)
As voltage rises, current drops for the same net work done. It doesn't climb.
That's why heavy appliances are 220 V when outlets are 110 V. That's also why industrial equipment is three-phase vs single-phase residential wiring.
****************
Wiki User
∙ 13y ago
Wiki User
∙ 11y agoCorrect Answer= "the current will increase"
Wiki User
∙ 14y agoIf resistance is increased (assuming voltage is constant) then the current will decrease.
Wiki User
∙ 10y agoWhen you increase the voltage of a ckt. the current and consequently the power output of the ckt. will also increase.
Wiki User
∙ 8y agoThere is nothing 'following'.
Wiki User
∙ 14y agodecreases
Wiki User
∙ 6y agoyes
Anonymous
The power and the current also increases
Add your answer:
Earn +20 pts
How as the blank applied to a circuit increases the power and the current also increase?
answer is actually voltage
Current travels from a power plant to a transformer that increases voltage through a what?
circuit
What is power factor of resistor?
A resistor doesn't have a power factor. However, if a circuit is pure resistance in nature the power factor will be one when a voltage is applied and a current flows in the circuit. The power factor is a measure of the relative phases of the current and voltage in a circuit.
What is power factor when talking about electricity distribution?
Power factor is the ratio of real power over total power, where total power includes the vector sum of real and reactive power. Resistors use real power. Perfect capacitors and inductors store power. In an AC system, capacitors and inductors will begin collecting power as the voltage applied to them increases, but eventually the voltage applied to them will be less than the charge they are already holding, and they will discharge into the circuit. This shows up as a phase shift in current relative to voltage.
If power is constant increasing the voltage will increase or decrease current?
Decrease, because W = I (current) x V (voltage), if one increases, the other decreases in proportion to the increase of the other. Ohm's Law states current is directly proportional to the applied voltage and inversely proportional to the resistance of the circuit.
As the voltage applied to a circuit increases the current and the also increase?
answer is actually voltage
How as the blank applied to a circuit increases the power and the current also increase?
answer is actually voltage
What happens to the voltage if the current increases?
Yes, if the resistance remains constant. Power is voltage times current, and current is voltage divided by resistance, so power is voltage squared divided by resistance. In essence, the power increases as the square of the voltage.
Current travels from a power plant to a transformer that increases voltage through a what?
circuit
What is power factor of resistor?
A resistor doesn't have a power factor. However, if a circuit is pure resistance in nature the power factor will be one when a voltage is applied and a current flows in the circuit. The power factor is a measure of the relative phases of the current and voltage in a circuit.
When the voltage in a series circuit is doubled while the resistance remains the same the power increases by?
If the voltage doubles while the resistance remains the same, the power increases by a factor of four.Power = voltage times currentCurrent = voltage divided by resistanceSo, power = voltage squared divided by resistanceThis has nothing to do with being in a series circuit. It is simply Ohm's Law and Joule's Laws.
Is it possible to power a light bulb by screwing it in to an non powered circuit?
If the circuit has no voltage applied to it, nothing within that circuit is going to operate.
What is power factor when talking about electricity distribution?
Power factor is the ratio of real power over total power, where total power includes the vector sum of real and reactive power. Resistors use real power. Perfect capacitors and inductors store power. In an AC system, capacitors and inductors will begin collecting power as the voltage applied to them increases, but eventually the voltage applied to them will be less than the charge they are already holding, and they will discharge into the circuit. This shows up as a phase shift in current relative to voltage.
If power is constant increasing the voltage will increase or decrease current?
Decrease, because W = I (current) x V (voltage), if one increases, the other decreases in proportion to the increase of the other. Ohm's Law states current is directly proportional to the applied voltage and inversely proportional to the resistance of the circuit.
What happens to the power in a circuit as the current increases?
P=VI If current (I) increases then P will increase proportionally. That is, assuming that voltage (V) remains constant. If voltage decreases and current increases or vice versa, proportionally then P will remain the same.
What will happen to power P if voltage V increases?
increases
Can short circuit occur when power is not used?
No because a circuit without power applied can only be shown to be a short circuit after the power is applied between the 'right' two points.
