D A metallic rod of length 20 cm is rotated with frequency of 50 rev s with one end pivoted at the centre and other end at

Question

D A metallic rod of length 20 cm is rotated with frequency of 50 rev s with one end pivoted at the centre and other end at circumference of circular metallic ring of radius 20 cm about an axis passing through centre and perpendicular to plane of the ring A constant and uniform magnetic field 1 5 T parallel to axis is present everywhere What is emf induced between centre and periphery of circular ring INCERT Pg 214 2 9 4 V 4 12 3 V 1 2 6 V 3 4 7 V

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