A wire of length `1 m` is moving at a speed of `2 ms^(-1)` perpendicular to its length and a homogeneous magnetic field of `0.5T`. The ends of the wire are joined to a circuit of resistance `6 Omega`. The rate at which work is being done to keep the wire moving at constant speed is

A wire of length 0.1m moves with a speed of 10 ms^(-1) perpendicular to a magnetic field of induction 1Wbm^(-2) . Calculate induced emf

A wire of length 2 m moves with a speed of 5 m//s perdendicular to a magnetic field of induction 0.1 W//b m^(2) . The e.m.f. induced in the wire is

A wire of length 0.1 m moves with a speed of 10 m s^-1 perpendicular to a magnetic field of induction 1 Wb m^-2 . What is the value of induced e.m.f.?

A wire of length 0.3m moves with a speed of 20m//s perpendicular to the magnetic field of induction 1wb//m^(2). Calculate the induced emf.

A straight copper wire of length 0.45 m is perpendicular to a uniform magnetic field of induction 0.7 T. It is moved at right angles to its length at a speed of 2m/s. (i) Find the induced emf between the ends of the wire. (ii) If the ends of are joined by completing a circuit through a 4-ohm resistor, at what rate must be work be done to keep the wire moving at the constant speed of 2m/s ?

A wire of length 0.1 m moves with a speed of 10 m//s perpenducular to a magnetic field of induction Wb//m^(2) . Calculate induced e.m.f.