Relation between drift velocity (Vd) and current density(J).
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November 28, 2020
#Relation between drift velocity (Vd) and current density(J). Considered a current carrying conductor of length (l) and area of cross sectio...Read More
Resistivity OR specific resistance
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November 28, 2020
“Resistivity OR specific resistance”: Resistivity is the obstruction provided by the unit volume of conductor. It is denoted by (Rho). We k...Read More
Factor affecting the resistance of solid conductor:
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November 28, 2020
# Factor affecting the resistance of solid conductor: 1) Length of conductor: The resistance of solid conductor is directly proportional to ...Read More
Relation between electric conductivity(σ) and current density (J)
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November 28, 2020
# “Relation between electric conductivity(σ) and current density (J)”: Considered the length of current carrying conductor be (l) and its ar...Read More
Parallel combination of resistors
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November 28, 2020
# “Parallel combination of resistors”: when two or more resistors are joined together between to fixed point with battery or cell. Thus it i...Read More
Colour code, ohmic and non ohmic resistance
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November 28, 2020
# Colour code: The value of resistance lies between fews ohms to many thousands ohms of different colours colours are marked on the carbon r...Read More
Electric power and Commercial unit of “electric energy”
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November 28, 2020
# Electric power = (Energy consumed)/Time P = Heat/time P = (I²Rt)/t P = I²R ------(1) Or, P = (R.I)×I By ohm's law,...Read More
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