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Library Questions Stories About

Electrical Circuits

Superconductor

Superconductors are materials that have zero electrical resistance. Metals and their alloys can show this property at very low temperatures. It is discovered by Heike Kamerlingh onnes in 1911.like ...

Wheatstone Bridge

It is an electronic device that measure accurate resistance of the conductor. it measures unknown resistance with the help of known resistance. Let P, Q and R are three known resistance and X be th...

Kirchhoff's Current Law

Kirchhoff’s current law also known as Kirchhoff’s first law states that the algebraic sum of currents meeting at a junction of an electric circuits is zero. In the other hand it is simply means th...

Circuit Formula

Consider a cell of emf E and internal resistance r connected to a resistance R in a circuit as shown in Fig. 10.4. A steady current flows through the circuits. Since p.d. across R is IR and potenti...

Electro Motive Force

When two terminals of a battery are connected by a conductor, an electric current flows through the conductor. One terminal continuously sends electrons into the conductor, while the other continuo...

Experimental Verification of Joule's Law of Heating

Joule in 1841 experimentally studied the heating effect of electric current. He found that the amount of heat, H produce in a conductor due to the flow of current,(i) is directly proportional to t...

Class Twelve

0 Questions • 9 Notes
- Physics
  
  0 Questions • 8 Notes
- Nepali
  
  0 Questions • 1 Notes
  - आमाको सपना
Class Ten

0 Questions • 1 Notes
- Science
  
  0 Questions • 1 Notes
  - Current electricity and magnetism

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