Kirchoff’s Laws
Kirchoff’s First Law “Sum of all currents meeting at a point in the circuit is zero” i.e. ΣI=0OR“Sum of all…
Category Current Electricity
Rheostat: Working, Uses Complete Guide (2023)
Rheostat is a wire wound variable resistance. Construction It consists of a high resistance wire wound over an insulating cylinder.…
Resistivity and its Dependence Upon Temperature
What is Resistivity? Resistance of one meter cube of a material is called resistivity or specific resistance. It is denoted…
Ohm’s Law | Ohmic & Non-Ohmic
Current flowing through a conductor is directlry proportional to potential difference across its ends provided physcial state of the conductor…
Electric Current
The rate of flow of charge is called electric current. Let ΔQ charge flow across any cross-section of wire in…