Problem 1 (20 points] A circular loop of wire with radius r = 10 cm and...

Question

Question

Answer 1

Answer #1

Ask in comment box if any doubts and please do thumbs up

a) Magnetic fien P = B. A = BACOSO - BA $20.5t²x Tlx (af) 2 =2 t² so & is increasing with time O=0.5&² T xc 1² = 1 + 12 b) 20

Answer 2

Similar Homework Help Questions

Q1. (25 points) A circular loop of wire of resistance R = 1 N and radius...

Q1. (25 points) A circular loop of wire of resistance R = 1 N and radius r = 15 cm is in a uniform magnetic field directed out of the page as shown in the figure. a) (7 points) If a clockwise current of I = 8 mA is induced in the loop, is the magnetic field increasing or decreasing in time? b) (8 points) Find the induced emf in the loop. c) (10 points) Find the rate at which...
Q1. (25 points) A circular loop of wire of resistance R = 4 N and radius...

Q1. (25 points) A circular loop of wire of resistance R = 4 N and radius r = 30 cm is in a uniform magnetic field directed out of the page as shown in the figure. a) (7 points) If a clockwise current of 1 = 20 mA is induced in the loop, is the magnetic field increasing or decreasing in time? b) (8 points) Find the induced emf in the loop. c) (10 points) Find the rate at which...
(11%) Problem 8: A circular wire loop of radius r = 0.35 m and resistance R=...

(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%...

A circular loop of wire of resistance - 0.500 and radius 8.10 cm is in a...

A circular loop of wire of resistance - 0.500 and radius 8.10 cm is in a uniform magnetic field directed out of the page as in the figure below. A clockwise current of 120 mA is induced in the loop. (a) is the magnetic field increasing or decreasing in time? decreasing (b) Find the rate at which the field is changing with time.
A circular loop of wire with radius r= 0.0480m and reistance R = 0.160 Ω is in a region of spatially uniform magnetic field

A circular loop of wire with radius r= 0.0480m and reistance R = 0.160 Ω is in a region of spatially uniform magnetic field, as shown in the figure. The magnetic field is directed out of the plane of the figure. The magnetic field has an initial value of 8.00 T and is decreasing dB/ dt = -0.680 T a) Is the induced current in the loop clockwise or counterclockwise? b) What is the rate at which electrical energy is being dissipated...
os A circular loop of wire of radius 1.55cm is in a uniform magnetic field, with...

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...

3. Consider a circular loop of a wire with a radius of r = 20.0 cm...

3. Consider a circular loop of a wire with a radius of r = 20.0 cm in a uniform magnetic field of B = 0.300 T pointing into the page, as shown below. The loop of wire has a resistance of 2.5 12. xx x x x x X X X X х X х X X X x x х х х X B х XX x x r XX X X х х x x X X X...
A circular loop of flexible conducting wire has an initial circumference of 150cm. This loop is...

A circular loop of flexible conducting wire has an initial circumference of 150cm. This loop is in a uniform 1.5 T magnetic field, which remains parallel to the loop's area vector. The loop begins to shrink, decreasing the circumference at a rate of 5 cm/s. A) Calculate the EMF around the loop 4 seconds after it begins to shrink B) Is the EMF increasing or decreasing with time? C) Calculate the change in magnetic field required to keep the EMF...
3. Consider a circular loop of a wire with a radius of r = 20.0 cm...

3. Consider a circular loop of a wire with a radius of r = 20.0 cm in a uniform magnetic field of B = 0.300 T pointing into the page, as shown below. The loop of wire has a resistance of 2.5 12 X X X X X X X X X XXXB x x x x x x x x x X X X X X X X X X X X X X X X X X X...

A circular loop of wire of resistance 0.4 Ohm and radius 11 cm, sitting n the...

A circular loop of wire of resistance 0.4 Ohm and radius 11 cm, sitting n the plane of this paper, is in a uniform magnetic field, directed out of the paper. A counterclockwise induced current of 3.5 mA is measured in the loop. Is the magnetic field increasing or decreasing as time elapses? Explain how you know. At what rate is the magnetic field changing with time?