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What happens to power dissipation of value of electric current passing through a conductor of constant resistance is doubled?

Power dissipation in a conductor is given by the formula ( P = I^2 R ), where ( P ) is power, ( I ) is the electric current, and ( R ) is the resistance. If the electric current is doubled, the new current becomes ( 2I ). Substituting this into the power formula results in ( P' = (2I)^2 R = 4I^2 R ), which shows that the power dissipation increases by a factor of four. Therefore, doubling the current through a constant resistance results in a fourfold increase in power dissipation.


What is the power dissipation for TTL?

power dissipation of a logic circuit is usually defined as the supply power required for the gate to operate with a 50% duty cycle at a specific frequency.


What is the key difference between old computers and the present day computers?

vacuum tubes, large sized, high power dissipation, high voltagestransistors, medium sized, medium power dissipation, low voltagesintegrated circuits, small size, medium power dissipation, low voltagesmicroprocessors, very small size, low power dissipation, low voltages


Which logic family has lowest power dissipation?

cmos


What is heat dissipation in a circuit?

Power isn't really dissipated in a circuit. It's energythat is dissipated. So the expression, 'power dissipation', really means is the 'rate of energy dissipation'.So, when an engineer asks, "What is the power dissipation?", what he is actually means is "What is the rate of energy dissipation?"What is energy dissipation? Well, work is done whenever a current flows through a conductor; this increases the internal energy of that conductor which, in turn, causes its temperature to rise. Because the temperature of the conductor is higher than the surrounding temperature, energy is lost to the surroundings through heat transfer.

Related Questions

What are the different types of power dissipation?

static power dissipation dynamic power dissipation short circuit power dissipation


What happens to power dissipation of value of electric current passing through a conductor of constant resistance is doubled?

Power dissipation in a conductor is given by the formula ( P = I^2 R ), where ( P ) is power, ( I ) is the electric current, and ( R ) is the resistance. If the electric current is doubled, the new current becomes ( 2I ). Substituting this into the power formula results in ( P' = (2I)^2 R = 4I^2 R ), which shows that the power dissipation increases by a factor of four. Therefore, doubling the current through a constant resistance results in a fourfold increase in power dissipation.


What is CPU throttling?

CPU technology is used in portable computers to reduce platform power and cap thermal dissipation of the computer.


What is the difference between power consumption and power dissipation?

A: POWER consumption is total power usage power dissipation is wasted power in the form of heat, IR drop and so on.


What is the power dissipation for TTL?

power dissipation of a logic circuit is usually defined as the supply power required for the gate to operate with a 50% duty cycle at a specific frequency.


What is the key difference between old computers and the present day computers?

vacuum tubes, large sized, high power dissipation, high voltagestransistors, medium sized, medium power dissipation, low voltagesintegrated circuits, small size, medium power dissipation, low voltagesmicroprocessors, very small size, low power dissipation, low voltages


Can power dissipation be prevented?

A: All devices have some kind of power dissipation. That is because some quiescent current must flow to keep them alive or functional


Which logic family has lowest power dissipation?

cmos


What is the formula to calculate power dissipation?

P=ir2


What is heat dissipation in a circuit?

Power isn't really dissipated in a circuit. It's energythat is dissipated. So the expression, 'power dissipation', really means is the 'rate of energy dissipation'.So, when an engineer asks, "What is the power dissipation?", what he is actually means is "What is the rate of energy dissipation?"What is energy dissipation? Well, work is done whenever a current flows through a conductor; this increases the internal energy of that conductor which, in turn, causes its temperature to rise. Because the temperature of the conductor is higher than the surrounding temperature, energy is lost to the surroundings through heat transfer.


Why resistor size does not varies with its value?

A: A resistor size is determined by the usage or its power dissipation. the bigger the size the more power it can dissipate due to the extra surface. SIZE is a function of power dissipation and has nothing to do with its value


What are the limitations on forward bias?

A: That will be the power dissipation of the device itself