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Current electricity is the most common form of electricity that is used to power up devices and appliances. Learn the generation of current electricity and more.
Today at the flick of a switch or turn of a knob we are having instant power. This is possible due to theelectric current. It is one of the important discoveries that helped us to revolutionize our way of living. From the time we wake up till night, our life is fully dependent on ...
Ques. Find the current density passing through a copper wire having a cross-section area of 15 mm² and the current flowing through it is 5 mA.(2 mark) Ques. How is the current density(J) related to conductivity? Explain in detail.(3 mark) Ques. What is the dimensional formula for ...
Also Check:Class 12 NCERT Text Books Previous Year Questions If now we hav.e to change the null point at 9th potential drop through 4Ω resistor is… [ NEET 1993 ] The potential difference per unit length of the wire will be…[ NEET 1999 ] ...
CBSE Class 12 Notes CBSE Class 11 Notes CBSE Class 10 Notes CBSE Class 9 Notes CBSE Class 8 NotesJEE MAIN JEE Main JEE Main Important Questions JEE Main Important Chapters JEE Main Notes JEE Main Formulas JEE Main Difference between JEE Main Syllabus JEE Main Physics Syllabu...
PhysicsFormularyandElectricityEquations Formula wheel▼Important formulas Electrical engineering lawsElectronic engineering laws Electrical formulas as circle diagram (pie chart) The Formula Wheel of Electrical Engineering Vcomes from "voltage" andEfrom "electromotive force (emf)".Emeans alsoenergy, so we ...
is a macroscopic entity. We assume about the electric current through a conductor and not about electric current at a point. A corresponding microscopic, in the electricity field, is current density. In this article, we will discuss the current density formula with examples. Let us begin ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...