Indian Navy 10+2 B.Tech Cadet Electromagnetic Induction — practice questions
5 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Indian Navy 10+2 B.Tech Cadet Electromagnetic Induction in the app →Magnetic flux Φ = B A cos θ. If a coil of area 0.1 m² in B = 0.5 T is rotated from θ=0° to θ=60° in 0.2 s, aveA rod of length L moves with velocity v perpendicular to magnetic field B. Motional EMF:In a step-down transformer with 1000:100 turn ratio (primary:secondary), 220 V input, 1 A secondary current. PA capacitor C in series with inductor L (LC circuit) oscillates with frequency:Phase difference between voltage and current in pure capacitor in AC: