engineering recuitment BSPHCL Technician (Electrician) 2024 Mock Test Electromagnetic Theory Magnetostatics Inductor and Inductance
एक कुंडल में प्रेरित Emf किस प्रकार दिया गया है?
1
\(\rm e = L\frac{dφ}{dt}\)
2
\(\rm e = L\frac{di}{dt}\)
3
\(\rm e =- L\frac{di}{dt}\)
4
\(\rm e =L\frac{d^2i}{dt^2}\)