railway RRB Technician Grade 1 Mock Test 2024 Physics Electromagnetic Induction and Inductance Faraday’s Law of Induction
Faraday’s Law of Induction is represented as ______.
1
\({\emptyset _B} = \smallint \vec B\overrightarrow {dA} \)
2
\(\vec F = I\vec LX\vec B\)
3
\(\vec F = q\vec vX\vec B\)
4
\(\varepsilon = - \frac{{d{\emptyset _B}}}{{dt}}\)