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" Fig. 9, the amount of heat produced is proportional to the resistance, and to the square of the current; or, to the EMF and the current. "
Nature - Stran 28
uredili: - 1884
Celotni ogled - O knjigi

Notes of a Thousand Men, and Some Things They Did in Art,literature,war ...

David K. Morris - 1891 - 67 strani
...1837. Electrical equivalent of mechanical power, 1841 ; heat generated in a conductor by a current is proportional to the resistance, and to the square of the current. Best form of induction coil, 1850. " Selenium eye ; " electric furnace with solenoid regulator ; galvanometer...
Celotni ogled - O knjigi

The Electric Current: How Produced and how Used

Robert Mullineux Walmsley - 1894 - 764 strani
...enunciated thus : — The rate of production of heat by an electric current passing through a resistance is proportional to the resistance and to the square of the current. In this enunciation the current is supposed to have been already defined by either its magnetic or...
Celotni ogled - O knjigi

The Elements of Electro-chemistry

Max Julius Louis Le Blanc - 1896 - 284 strani
...into the following words : The heat generated in the whole or a part of a circuit in the unit of time is proportional to the resistance and to the square of the current -strength. This is known as Joule,s law, and was discovered by him in 1841. Its experimental proof...
Celotni ogled - O knjigi

Notes on Electrochemistry

Ferdinand Gerhard Wiechmann - 1906 - 145 strani
...his name: "The heat generated in the whole or in a part of an electric circuit in the unit of time, is proportional to the resistance and to the square of the current strength." Experimental study has shown that 4.18617 (approximately, 4.2) watts per second correspond...
Celotni ogled - O knjigi

The Electric Furnace: Its Evolution, Theory and Practice

Alfred Stansfield - 1907 - 211 strani
...circuit. When an electric current flows through a resistpr, as in Fig. 9, the amount of heat produced is proportional to the resistance, and to the square of the current; or, to the EMF and the current. Taking as a unit the heat that would raise the temperature of one gram...
Celotni ogled - O knjigi

The Electric Furnace: Its Evolution, Theory and Practice

Alfred Stansfield - 1907 - 211 strani
...circuit. When an electric current flows through a resistor, as in Fig. 9, the amount of heat produced is proportional to the resistance, and to the square of the current; or, to the EMF and the current. Taking as a unit the heat that would raise the temperature of one gram...
Celotni ogled - O knjigi

English Mechanic and World of Science: With which are ..., Količina 28

1879
...current through a resistance (or more properly, through a conductor of a certain resistance) is that it is proportional to the resistance and to the square of the current. The current cannot pass without developing this heat — that is to say, it expends this amount of...
Celotni ogled - O knjigi

Principles of Direct-current Machines

Alexander Suss Langsdorf - 1919 - 460 strani
...Joule's Law, which may be stated by saying that the total heat developed in a resistor in a given time is proportional to the resistance and to the square of the current. This law was first enunciated by Joule, about 1843, and his experiments also led to the deterrnin:...
Celotni ogled - O knjigi

Automotive Industries, Količina 34

1916
...size of generator are the permissible heating and the permissible sparking at the brushes. The heating is proportional to the resistance and to the square of the current. Therefore, for larger currents we have to wind armatures with larger wire and if the number of turns...
Celotni ogled - O knjigi

Transactions

Society of Automobile Engineers - 1916
...size of generator are the permissible heating and the permissible sparking at the brushes. The heating is proportional to the resistance and to the square of the current. Therefore, for larger currents we have to wind armatures with larger wire and if the number of turns...
Celotni ogled - O knjigi




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