A square loop of side a is rotating about its diagonal with angular velocity `omega` in a perpendicular magnetic field `vec(B)` It has 10 turns. The emf induced is

A square loop of side a is rotating about its diagonal with angular velocity w in a perpendicular magnetic field as shown in the figure. If the number of turns in it is 10 then the magnetic flux linked with the loop at any instant will be–

A non-conducting disk of radius R is rotating about its own axis with constant angular velocity omega in a perpendicular uniform magnetic field B as shown in figure. The emf induced between centre and rim of disk is

A horizontal ring of radius r spins about its axis with an angular velocity omega in a uniform vertical magnetic field of magnitude B . The emf induced in the ring is

A conducting circular loop of raidus r is rotated about its diameter at a constant angular velocity omega in a magnetic field B perpendicular to the axis of rotation. In what position of the loop is the inducedj emf zero?

A planar wire loop is placed perpendicular to uniform magnetic field . Wire loop starts rotating in its own plane about its axis with uniform angular velocity omega . If B is magnetic field intensity then what will be the induced emf in the loop ?

A conducting rod of length l is rotating with constant angular velocity omega about point O in a uniform magnetic field B as shown in the figure . What is the emf induced between ends P and Q ?