The figure shows a square loop wire with sides of length `l=2cm` . A magnetic field position points into the page and its magnitude is given by `B=4t^(2)yT,t` is in second and `y` is in metre. Determine the emf induced around the square at `t=2.5sec` .

As seen in Fig. 30-47, a square loop of wire has sides of length 3.0 cm. A magnetic field is directed out of the page, its magnitude is given by B = 5.0t^(2)y , where B is in teslas, t is in seconds, and y is in meters. At t = 2.5 s, what are the (a) magnitude and (b) direction of the emf induced in the loop?

The magnetic flux passing perpendicular to the plane of a coil given by phi=6t^(2)+4t+3 Where phi is in milliweber and t is in seconds. What is the e.m.f. induced in the coil at t=1 sec?

Induced emf due to a changing nonuniform B field Figure 30-9 shows a rectangular loop of wire immersed in a nonuniform and varying magnetic field vecB that is perpendicular to and directed into the page. The field's magnitude is given by B = 4t^(2)x^(2) , with B in teslas, tin seconds, and x in meters. (Note that the function depends on both time and position.) The loop has width W = 3.0 m and height H = 2.0 m. What are the magnitude and direction of the induced emf E around the loop at t = 0.10 s?

The magnetic flux through a loop is varying according to relation phi=6t^(2)+7t+1 where phi is in milliweber and t is in second. What is the e.m.f. induced in the loop at t = 2 second ?

A circular wire loop of radius r lies in a uniform magnetic field B, with its plane perpendicular to magnetic field. If the loop is deformed to a square shape in the same plane in time t, the emf induced in the loop is

The magnetic flux through a loop varries according to the relation ∅ = 8t^(2)+ 6t + 2, ∅ is in milliweber and t is in second. What is the magnitude of the induced emf in the loop at t = 2 seconds?

Induced emf and current due to a changing uniform B field Figure 30-8 shows a conducting loop consisting of a half-circle of radius r = 0.20 m and three straight sections. The halfcircle lies in a uniform magnetic field vecB that is directed out of the page, the field magnitude is given by B = 4.0t^(2) + 2.0t + 3.0 , with B in teslas and tin seconds. An ideal battery with emf E_("bat") = 2.0 V is connected to the loop. The resistance of the loop is 2.0 Omega . (a) What are the magnitude and direction of the emf E_("ind") induced around the loop by field vecB at t = 10 s? (b) What is the current in the loop at t = 10 s?

A square loop of side .a. lying in a perpendicular magnetic field to its plane is changed to a circle. If change occurs in .t. seconds in magnetic field B tesla, the induced emf is

A square loop of side .a. lying in a perpendicular magnetic field to its plane is changed to a circle. If change occurs in .t. seconds in magnetic field B tesla, the induced emf is