A coil of area `80` square cm and 50 turns is rotating with `2000` revolution per minut about an axis perpendicular to a magnetic field field of `0.05` Telsa. The maximum value of the e.m.f. developed in it is

A coil of area 80cm^(2) and number of turns 50 is rotating about an axis perpendicular to magneitc field of 0.05T at 200 rotations per minute. The maximum value of e.m.f. induced in it will be

A square coil of side 25cm having 1000 turns is rotated with a uniform speed in a magnetic field about axis perpendicular to the direction of the field. At an instant t , the e.m.f. induced in the coil is e=200 sin 100pi t . The magnetic induction is

A square coil of side 25cm having 1000 turns is rotated with a uniform speed in a magnetic field about axis perpendicular to the direction of the field. At an instant t , the e.m.f. induced in the coil is e=200 sin 100pi t . The magnetic induction is

A circular coil of mean radius of 7 cm and having 4000 turns Is rotate at the rate of 1800 revolution per minute in the earth 's magnetic field (B=0.5 gauss), the maximum e.m.f. induced in coil will be

A circular coil of mean radius of 7 cm and having 4000 turns Is rotate at the rate of 1800 revolution per minute in the earth 's magnetic field (B=0.5 gauss), the maximum e.m.f. induced in coil will be

A rectangular coil 25 cm xx 10 cm and having 700 turns rotates about an axis at right angles to a magnetic field of 20 gauss at 1,500revolutions per minute. Calculate the maximum vlaue of the e.m.f. generated in the coil.

Calculate the maximum emf induced in a coil of 100 turns and 0.01 m^(2) area rotating at the rate of 50 rps about an axis perpendicular to a uniform magnetic field of 0.05 T. If the resistance of the coil is 30 Omega , what is the maximum power generated by it ?