What is the relation of current with power ?

What is the relation of current with power ?
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1 Answer

Answer :

The relationship of power , P to current , I is proportional. For example: P = VI, P = I ^ 2 * R
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Last Answer : : The thicker it is, the greater the current carrying capacity.

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Description : What is the practical unit of current ?

Last Answer : The practical unit of current is ampere ( Amp).

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Last Answer : The international unit of current measurement is Ampere , which is abbreviated as 'A' .

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Last Answer : A voltage source whose internal impedance is much higher than that of external load impedance is called a constant current source.

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Last Answer : Electromagnetic induction results in energy.

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Description : What is the best economic power factor ?

Last Answer : This means that raising the power factor results in maximum annual savings , in which case the value of the power factor is called the best saving power factor.

What happens if the value of power factor is low ?

Description : What happens if the value of power factor is low ?

Last Answer : ( a) Current flows more , ( b) Copper loss increases , ( c) Heat increases , ( d) Output decreases , ( e) Voltage drop increases , ( f) Different electrical machinery heats up quickly. , ( G) The life span of various electrical machinery and appliances is reduced.

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Last Answer : ( a) Power Plant , ( b) Conductor Wire , ( c) Transformer , ( d) Line Insulator , ( e) Line Support , ( f) Power Substation , ( g) Circuit Breaker , ( h) Relay , ( I) Isolator , ( j) Lighting Arrester

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Last Answer : When the capacitive load of an AC circuit exceeds the inductive load , the pf of the circuit is called the leading pf . Thank you!

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Description : What is Lagging Power Factor ?

Last Answer : When the inductive load of an AC circuit exceeds the capacitive load , the pf of the circuit is called lagging pf .

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Description : Write the maximum power transfer theorem ?

Last Answer : The maximum power transfer from a DC source to a resistive load will occur only when the internal resistance is equal to the series resistance connected to the load resistance source .

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Description : What is Unity Power Factor ?

Last Answer : There is no angular gap between current and voltage in pure resistance. That is, the phase angle of current and voltage is φ = 0, the power factor of that circuit is one or unit. This is called Unity Power Factor.

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Last Answer : When the amount of capacitive load is more than the inductive load in a circuit then the power factor of that circuit is called leading power factor.

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Last Answer : When the amount of inductive load is greater than the capacitive load in a circuit then the power factor of that circuit is called lagging power factor.

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Last Answer : The cosine value of the phase angle between current and voltage in an inductive circuit is called lagging power factor.

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Last Answer : Three types of power in AC circuit. Namely , 1) actual power , 2) reactive power , 3) apparent power.

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Last Answer : The main part of solar power is solar panel. Without it the whole part is void

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Last Answer : The energy that is obtained from the sun is called solar energy.

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Description : What is a Power Factor Meter ?

Last Answer : The cosine angle between voltage and current is called power factor

What is the expression of electric power ?

Description : What is the expression of electric power ?

Last Answer : Electric power is expressed by P.

What is the unit of electric power ?

Description : What is the unit of electric power ?

Last Answer : Unit W of electric power