A loop of wire with radius r = 0.065 m is in a magnetic field with magnitude B as shown in the figure. B changes from B1= 0.65 T to B2 = 4.5s at a constant rate. The resistance of the wire is R = 19Ω.
Part (a) Calculate the numerical value of the change in magnetic flux, ΔΦ in T·m2?
Part (b) Calculate the numerical value of the average emf, s, induced in the loop in volts.
Part (c) Calculate the numerical value of the current induced in the loop. I. in amperes.
A loop of wire with radius r = 0.065 m is in a magnetic field with magnitude B as shown in the figure. B changes from B1= 0.65 T to B2 = 4.5s at a constant rate
A loop of wire with radius r = 0.075 m is in a magnetic field with magnitude B as shown in the figure. B changes from B1= 0.35 T to B2 = 3.5s T in Δt=8.5s at a constant rate. The resistance of the wire is R = 1Ω. Part (a) Calculate the numerical value of the change in magnetic flux, ΔΦ in T·m2? Part (b) Calculate the numerical value of the average emf, ε, induced in the loop in volts. Part (c)...
A loop of wire with radius r=0.015 m is in a magnetic field with magnitude B as shown in the figure. B changes from B1 = 0.35 T to B2 = 4.5T in Δt=5.5s at a constant rate. The resistance of the wire is R=5Ω.Part (a) Express the magnetic flux going through a loop of radius r assuming a constant magnetic field B. Part (b) Express the magnetic flux change, 40, in terms of B1, B2, and r. Part (c) Calculate the...
1. A loop of wire with radius r=1 m is in a magnetic field with magnitude B as shown in the graph. B changes from B1=1 T to B2=11 T in t=10 s at a constant rate. A) Express the magnetic flux going through a loop of radius r assuming a constant magnetic field B b) Express the change in the magnetic flux going through this loop, , in terms of B1, B2, & r c) Calc the numerical value...
A rectangular coil has side a = 0.085 m, h = 0.055 m, and resistance R = 45Ω. It moves into a magnetic field with magnitude B = 0.65 T with speed v = 1.5 m/s. Part (a) As the coil enters the magnetic field, express the magnitude of the magnetic flux going through the loop in terms of the given variables.Part (b) Express the magnitude of the emf, ε, induced in the loop in terms of B, a, and v.Part...
(11%) Problem 8: A circular wire loop of radius r = 0.35 m and resistance R= 11 12 rotates about a shaft through its diameter at a constant rate of f= 5.5 Hz in a uniform B = 0.21-T magnetic field directed perpendicular to the rotation axis. The plane of the loop is perpendicular to the magnetic field at time t = 0. 4 17% Part (a) Select the correct expression for the time-dependent magnetic flux through the loop. 17%...
os A circular loop of wire of radius 1.55cm is in a uniform magnetic field, with the plane of the loop perpendicular to the direction of the field. The magnetic field varies with time according to B(t) = 0.064 + 1.2t, where t is in seconds, and B is in T. Calculate the magnetic flux through the loop at t0 s. B Submit Answer Tries 0/10 Calculate the magnitude of the emf induced in the loop. Submit Answer Tries 0/10...
A rectangular coil has side a = 0.055 m, b = 0.095 m, and resistance R=85Ω. It moves into a magnetic field with magnitude B = 0.45 T with speed v= 8.5 m/s.Part (a) As the coil enters the magnetic field, express the magnitude of the magnetic flux going through the loop in terms of the given variables and t, the time since the right side of the loop first entered the field. Part (b) Express the magnitude of the emf,...
a circular loop of wire radius r is perpendicular to a magnetic field whose magnitude as a function of time t is given by the equations B=bt^2 + ct, where b and c are positive, nonzero constants. What is the magnitude of the emf induced in the loop as a function of time t?
A circular loop in the plane of a paper lies in a 0.65 T magnetic field pointing into the paper. The loop's diameter changes from 23.0 cm to 5.2 cm in 0.50 s . Part a) What is the direction of the induced current? Part b)What is the magnitude of the average induced emf? Part c) What is the average induced current if the coil resistance is 3.7 Ω ?
A magnetic field of magnitude B(t) = Boeßt pierces the loop shown in the figure in a direction perpendicular to the plane of the loop. Bo = 3.33 T and B= 2.22 s-1. The loop is made of cylindrical copper wire, whose radius is r=0.444 mm. The resistivity of copper is p= 1.68 x 10-812.m. The radius of the loop is 12.2 cm. What is the magnitude of the emf induced in the loop at time t = 0.844 s?...