A ceiling fan having 3 blades of length 80 cm each is rotating with an angular velocity of 1200 rpm. The magnetic field of earth in that region is 0.5 G and angle of dip is 30º. The emf induced across the blades is Nπ × 10⁻⁵ V. The value of N i s _____ .
Physics · Electromagnetic Induction · motional emf and induced emf in rotating rod
A ceiling fan having 3 blades of length 80 cm each is rotating with an angular velocity of 1200 rpm. The magnetic field of earth in that region is 0.5 G and angle of dip is 30º. The emf induced across the blades is Nπ × 10⁻⁵ V. The value of N is _____ .