A magnetic field is uniform in distribution across a region of space but the strength on...
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 loop of wire is pushed into a region of uniform magnetic field. Given the data in the figure, what is the magnitude of the emf induced in the one-turn loop? B into page B=0.60 T 0.20 m 10 ms ® 0.50 m 3.00 V 0.120 V 1.20 V 0.300 V 6.00 V
A square wire loop with 2.00m sides is perpendicular to a uniform magnetic field as shown in the figure. The loop contains an ideal battery with emf=20.0V. If the magnitude of the field varies with time according to B=0.0420-0.870t , with B in teslas and t in seconds, what are the: A. Net emf in the circuit (show your work and explain your answer) B. And the direction of the (net) current around the loop? (shoe your work and explain...
a) The magnetic field is a certain region varies with time given by B(t) =30e^ -2t in Tesla. A 10cm * 15cm rectangular coil whose plane is perpendicular to the direction of the magnetic is placed in this field, find the magnetic flux as a function of time flux(t). b) A coil consists of 200 turns of wire. Each turn is a square of side d=18cm, and a uniform magnetic field directed perpendicular to the plane of the coil is...
A square wire loop with 2.0 m sides is perpendicular to a uniform magnetic field, with half the area of the loop in the field as shown in Figure 30-41. The loop contains an ideal battery with emf = 16 V. If the magnitude of the field varies with time according to B = 0.050 - 0.88 t, with B in teslas and t in seconds, what are (a) the magnitude and (b) the direction of the net emf in...
A rectangular loop of wire lays flat on a table in a uniform magnetic field of 4.0x10^-2 T. The length of the rectangle is 2.5x10^-2 m, and the width is stretched smoothly from 5.0x10^-2 m to 7.5x10^-2 m in 0.3 seconds. How much emf is induced in the loop?
A circular loop of wire of radius 5.44cm 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) = 0.040 + 1.9t, where t is in seconds, and B is in T. Calculate the magnetic flux through the loop at t = 0 5 B
24 A circular loop of wire is in a region of spatially uniform magnetic field directed into the page. Determine the direction of the induced current (as viewed from above) when the magnitude of the magnetic field is increasing. a. Clockwise b. Counterclockwise c. No current flows. 25 An electron enters a region where the uniform magnetic field strength is 4.0 T at a velocity of 4.88 x 10^m/s perpendicular to the field. Determine the radius of gyration of the...
3. a) Describe Ampere's Law for a long straight wire carrying a current, and Faraday's (5 marks) b) A circular loop of area 0.10m2, is perpendicular to a unifom magnetic field, B. The Law of induction, and Lenz's Rule for a loop of wire in a magnetic field. loop contains a resistor (i) What is the EMF across the resistor where the magnitude of the magnetic field varies with time according to B = 0.10-0.04t, with B in teslas and...
A circular loop of wire of radius 7.24 cm 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) = 0.014 + 1.1t, where t is in seconds, and B is in T. Calculate the magnetic flux through the loop at t = 0 s. B