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Electric Current Questions and Answers (Q&A)

E. Good
Answered: Dec 17, 2018
The SI unit for metering an electric current is the ampere, which is the stream of electrical charge across a surface at the ratio of one coulomb for every second. Electric current is gauged...Read More

1 Answer

399 views
Sfarthing
Answered: Apr 01, 2020
Electrons are transferred between some of the compounds in this chemical reaction.

1 Answer

229 views
C. Block, English Professor
Answered: Dec 17, 2018
The Biot Savart law is an expression of the magnetic field produced by a steady electric current. Deriving this law entails starting from Maxwell's equations, obtaining and solving...Read More

1 Answer

222 views
C. Block, English Professor
Answered: Dec 17, 2018
Ampere's force law presents that the force of attraction or repulsion between the two wires carrying currents is equivalent to their lengths and the magnitude of current passing through them. If...Read More

1 Answer

222 views
C. Block, English Professor
Answered: Dec 17, 2018
This law was named after Jean Baptist Biot and Felix Savart in 1820. The Biot Savart law is an equation that illustrates the magnetic field made by a current carrying wire, permitting the...Read More

1 Answer

220 views
E. Good
Answered: Dec 17, 2018
Joule heating, also known as resistive heating, is caused by electrical currents. It is used in incandescent light bulbs, which are phasing out and being replaced by different types of lighting...Read More

1 Answer

217 views
J. Harty, Writer
Answered: Dec 17, 2018
Current flowing in a wire produces a magnetic field around the wire. In a coil, the field from the adjacent turns is the same direction, so it adds up. That is why a coil of wire makes a much...Read More

1 Answer

207 views
C. Block, English Professor
Answered: Dec 17, 2018
Voltage and current tend to be proportional. It is better to understand that voltage is the force that causes the current, which is the electromotive force. Energy is pushed like pressure pushes...Read More

1 Answer

207 views
Stephen carpenter
Answered: Apr 01, 2020
Its resistance decreases if the temperature increases

1 Answer

207 views
J. Harty, Writer
Answered: Dec 17, 2018
A current can be generated into a conducting loop if it is exposed to a charging magnetic field. You can alter the strength of the magnetic field, move the conductor in and out of the field, and...Read More

1 Answer

204 views

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