Magnetic flux (in Wb) linked with a closed loop varies with time (in S) as Φ =2t^2+1. The magnitude of induced emf at t=1 s is

A coil of resistance 400Omega is placed in a magnetic field. If the magnetic flux phi (wb) linked with the coil varies with time t (sec) as f=50t^(2)+4 , the current in the coil at t=2 sec is

A coil of resistance 400Omega is placed in a magnetic field. If the magnetic flux phi (wb) linked with the coil varies with time t (sec) as f=50t^(2)+4 , the current in the coil at t=2 sec is

The magnetic flux linked with a coil, in webers is given by the equation phi=3t^(2)+4t+9 . Then, the magnitude of induced emf at t = 2 s

The magnetic flux linked with a coil (in Wb) is given by the equation phi = 5t^2 + 3t +16 . The magnetic of induced emf in the coil at fourth second will be

The magnetic flux phi (in weber ) in a closed circuit of resistance 10 Omega varies with time t (in secnod) according to equation phi=6t^(2)-5T+1 . The magnitude of induced current at t=0.25 s is

The flux linked with a coil at any instant 't' is given by phi = 10t^(2) - 50t +250 The induced emf at t = 3s is

The magnetic flux (phi) linked with the coil depends on time t as phi=at^(n) , where a and n are constants. The emf induced in the coil is e

The magnetic flux linked with a coil is given by an equation phi (in webers ) = 8t^(2)+3t+5 . The induced e.m.f. in the coil at the fourth second will be

A reacangular loop if size (2m xx 1m) is placed in x-y plane. A uniform but time varying magnetic field of strength T where t is the time elsapsed in second exists in sosace. The magnitude of induced emf (in V) at time t is

Flux phi (in weber) in a closed circuit of resistance 5 omega varies with time (in second) according to equation phi=3t^2-5t+2 . The magnitude of average induced current between 0 to 2s is