The Biot-savart’s law is a general modification of_______________?

Related Mcqs:

Which of the following statements is correct ?

A. The conductivity of ferrites is better than ferromagnetic materials B. The conductivity of ferromagnetic materials is better than ferrites C. The conductivity of ferrites is very high D. The conductivity of ferrites is same as that of ferromagnetic materials...

A certain amount of current flows through a ring-shaped coil with fixed number of turns. How does the magnetic induction B varies inside the coil if an iron core is threaded into coil without dimensional change of coil ?

A. Decreases B. Increases C. Remains same D. First increases and then decreases depending on the depth of iron in¬sertion...

The unit of flux is the same as that of_______________?

A. reluctance B. resistance C. permeance D. pole strength...

Which of the following is expected to have the maximum permeability ?

A. Brass B. Copper C. Zinc D. Ebonite...

The force between two long parallel conductors is inversely proportional to_____________?

A. radius of conductors B. current in one conductor C. product of current in two conductors D. distance between the conductors...