A rectangular loop made of a material with a measured resistivity 13 μΩcm has a height 59 cm and a width 4.3 cm and a cross-sectional diameter of 1.2 mm. The wire moves with a speed 1.6 m/s parallel its width and perpendicular a magnetic field of strength 43 mT that it enters.
(a) What is the magnitude of the voltage induced into the wire? mV
(b) What is the resistance of the wire? Ω
(c) What is the magnitude of the current induced in the wire? mA
A rectangular loop made of a material with a measured resistivity 13 μΩcm has a height...
A flat loop of wire consisting of a single turn of cross-sectional area 6.10 cm2 is perpendicular to a magnetic field that increases uniformly in magnitude from 1.35 T to 3.75 T in 2.20 s. What is the magnitude of the resulting induced current if the loop has a resistance of 7.75 Ω? I = mA
A flat loop of wire consisting of a single turn of cross-sectional area 8 cm2 is perpendicular to a magnetic field that increases uniformly in magnitude from 0.5 T to 2.5 T in a time of 1.19 s. The total resistance is 0.719 Ω. What is the resulting induced current? Answer in units of mA.
a wire has a resistivity of 1.68 × 10^-8 ohms•m, and a cross sectional area of 2 cm^2. It is bent into a circle of radius 50 cm. A magnetic field, directed perpendicular through the region bounded by the wire, is uniformly increasing at .04 T/s throughout the region. Find the current (magnitude and direction) induced in the wire.
1. A square loop whose sides are 6.0-cm long is made with copper wire of radius 1.0 mm. If a magnetic field perpendicular to the loop is changing at a rate of 5.0 mT/s, what is the current in the loop? 2. A long solenoid with n = 10 turns per centimeter has a cross-sectional area of 5.0 cm2 and carries a current of 0.25 A. A coil with five turns encircles the solenoid. When the current through the solenoid...
Chapter 30, Problem 028 In the figure, a rectangular loop of wire with length a = 1.6 cm, width b 0.44 cm, and resistance R = 0.40 mPis placed near an infinitely long wire carrying current i = 6.3 A. The loop is then moved away from the wire at a constant speed v - 1.3 mm/s. When the center of the loop is at distance0.77 cm, what are (a) the magnitude of the magnetic flux through the loop and...
Activity 3: The Moving Loop, Forces A rectangular loop has the following parameters: • • width w = 3 cm length 1 = 5 cm It is pulled at a uniform speed, v = 1.5 m/s, into, through, and out of, a uniform magnetic field of strength, B = 3.3 mt (into the page). v ♡ ♡ ♡ ♡ ♡ ♡ ♡ ♡ As the loop moves into, through, and out of the magnetic field, will the loop experience a...
A long straight wire and rectangular thin wire loop shown in the figure below are in the same plane with the geometrical dimensions specified as a=0.444 cm, b=2.75 cm and c=80.5 cm. The total resistance of the wire loop R=1.95 1. The long wire is driven by a triangle-wave generator resulting in the time-dependent current waveform I(t) also depicted in the figure. The magnitude of the waveform Io=13.24 A and the frequency f=56 Hz (temporal period of the waveform T=1/f)....
A loop is moving through the magnetic field, of strength 1.30 T, at a speed of 53.0 m/s. If the resistance in the loop is 0.200 Ω and the width of the wire is x = 2.00 cm, what is the magnitude of the induced current?
please show calculations. the answers are 11mA, 4.8uC, and
1.0V
A 50-turn circular coil (radius = 15 cm) with a total resistance of 4.0 ohm is placed in a uniform magnetic field directed perpendicularly to the plane of the coil. The magnitude of this field varies with time according to B = A sin (at), where A = 80 mu T and alpha = 50 pi rad/s. What is the magnitude of the current induced in the coil at t...
In the figure, a rectangular
loop of wire with length a = 3.8 cm, width b = 1.3 cm, and
resistance R = 0.71 m? is placed near an infinitely long wire
carrying current i = 6.7 A. The loop is then moved away from the
wire at a constant speed v = 4.8 mm/s. When the center of the loop
is at distance r = 2.8 cm, what are (a) the magnitude of the
magnetic flux through the loop...