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The heat supplied to a system can increase its internal energy if no work is extracted from the system. If any work is done by the system, then the increase in internal energy will be less than the heat supplied to the system.

The thermodynamic variable defined by the zeroeth law is Temperature.

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Why body expands when heat is supplied to it?

Most likely it's caused by the fact that supplied heat is transferred to external electronic orbits. When provided some energy external electrons will jump to higher levels which are located farther from nuclei then non-exited. The latter one causes effective radius of atom to increase, in its turn electronic levels of neighboring atoms get closer and in order for the system to be in equilibrium the atoms have to move from each other. As result bodies expend while is being heated.


What happens to the speed of a three phase motor if frequency is increased?

If the frequency supplied to a three-phase motor is increased, the motor speed will also increase following the relationship known as the synchronous speed. This increase in frequency will lead to a corresponding increase in motor speed, assuming that the load on the motor remains constant.


Which choice best explains what internal energy is as it relates to the first law of thermodynamics?

Internal energy is the sum of the randomly distributed microscopic potential energy and kinetic energy of the molecules that make up the system. The first law of thermodynamics states that: "The internal energy of a system is a function of its state. Any increase in the internal energy of a system is equal to the sum of the heat supplied to the system and the work done on the system." The first law of thermodynamics is a direct consequence of the principle of conservation of energy.


What is the first law of thermodynamics applied to closed and open system showing the meaning of the positive and negative sign of heat and work?

The first law of thermodynamics states that: "The internal energy of a system is a function of its state. Any increase in the internal energy of a system is equal to the sum of the heat supplied to the system and the work done on the system." In equations, this is stated as: DU = DQ + DW where DU is the INCREASE in internal energy DQ is the heat SUPPLIED DW is the work done ON the system So, if heat is lost by the system, it means that DQ is negative and if work is done by the system, it means that DW is negative. The best way to answer thermodynamics questions involving the first law is to think logically about what calculations should be made. If you do this, you will never make mistakes about signs.


Yeast cells carry out fermentation when they are supplied with what type of molecule?

Yeast cells carry out fermentation when they are supplied with glucose molecule.

Related Questions

An increase in quantity supplied represented by?

An increase in quantity supplied is represented by demand.


An increase in quantity supplied can be caused by?

increase in price


An increase in quantity supplied is represented by?

An increase in quantity supplied is represented by demand.


Can sound power a house with sound?

No. See the first law of thermodynamics, which states that the change in the internal energy of a closed thermodynamic system is equal to the sum of the amount of heat energy supplied to or removed from the system and the work done on or by the system or we can say " In an isolated system the heat is constant".


Difference between an increase in Supply and an increase in quantity supplied?

check your answer


Why does a producer not increase quantity supplied in response to price increase?

Producers only increase quantity supplied in response to DEMAND increases. They only want to make as much as someone will buy.


What causes an increase in the quantity supplied?

when the price of the commodity increases


What Four common sources of internal data supplied to internal databases include the accounting department operations the sales force and the?

operations


What is the vein that drains the area supplied by the carotid artery?

jugular veins...internal and external


What is a supercharger used for?

A supercharger is used to increase the pressure, density and temperature of air provided to an internal combustion engine. The energy used to power the supercharger is supplied by the following: belt, gear, shaft or chain connected to the crankshaft of the engine.


What is the blood supply for internal capsule?

anterior part of anterior limb = supplied by anterior cerebral arteryposterior part of anterior limb + genu + posterior limb = supplied by middle cerebral arteryretrolentiform + sublentiform parts = supplied by anterior choroidal artery


What happens to an objects temperature when you add heat?

When heat is added to an object, its temperature generally increases as the particles within the object gain more energy and move faster. This increase in temperature is due to the increase in the object's internal energy.