4.4 MAGNETIC FIELD DUE TO A CURRENT ELEMENT, BIOT-SAVART LAW According to Biot-Savart’s law, the magnitude of the magnetic field dB is proportional to the current I, the element length |dl|, and ...

NCERT Solutions for Class 12 Physics At Jagran Josh, NCERT solutions are prepared by subject experts to help the students. Refer to the given link to download the NCERT Solutions for Class 12 Physics.

The CBSE Class 12 Physics board exam is scheduled for March 4. If you are appearing for the exam, check out these tips along ...