A coil having effective area A is held with its plane normal to a magnetic field of induction B. The magnetic induction is quickly reduced of 25 % of its initial value in 2s. The e.m.f. Induced across the coil will be
Q: A single circular loop of wire of radius 0.46m is positioned in a uniform magnetic field of 0.47T…
A:
Q: Above figure shows a wire carying a current in the presence of a magnetic field. The magnetic flux…
A: Given Data: Magnetic flux density, B=0.25 T Flux density is directed into the paper. Length of the…
Q: The above figure shows a conducting loop of radius 12 cm in a 0.15 T magnetic field. The coil is…
A:
Q: A 0.30-m-long metal bar is pulled to the left at constant speed of 20 m/s perpendicular to a…
A: The induced emf is determined by the rate of flux change Emf=dϕdt=ddtBxl=Bldxdt=Blv
Q: MY NOTES ASK YOUR TEAC A 30-turn coil has a diameter of 19 cm. Find the magnitude of the emf induced…
A: (a) The cross-sectional area of the coil is, A=πd24=π19×10-2 m24=0.02835 m2 the flux change is,…
Q: A magnetic B field of strength 0.9 T is perpendicular to a loop with an area of 4 m². If the area of…
A: Given data The magnitude of the magnetic field is B = 0.9 T The area of the loop initially is A1 = 4…
Q: The conducting bar in the figure below is 0.1 m long and moves to the right with a speed of 10 m/s…
A: Length (L) = 0.1 m speed (v) = 10 msMagnetic field strength (B) = 1.5 T
Q: There is an electric generator with the following characteristics: the winding has 208 turns and a…
A:
Q: The figure below is a graph of the magnetic flux through a certain coil of wire as a function of…
A: By Faraday's law emf induces if equal to negative of the time derivative of magnetic flux. And time…
Q: To construct a nonmechanical water meter, a 0.470 T magnetic field is placed across the supply water…
A: (a)Given∗The magnetic field supply to water pipe is B=0.470T∗ the Hallvoltage is ε=55mV…
Q: The magnetic flux associated with a coil changes by 5 x 102 Wb in 25 seconds. Find the e.m.f.…
A: To find-Emf induced in a coil (e)=?Given-dϕ=5×10-2 Wbdt=25 sec
Q: The magnetic flux through a coil of wire containing two loops changes from -57.1 Wb to 17.7 Wb in…
A: Faraday's law of electromagnetic induction states that the magnitude of induced emf is equal to the…
Q: A 16-cm-diameter circular loop of wire is placed in a 0.50-T magnetic field. (a) When the plane of…
A: Given:radius of circular loop, r=d2 = 8 cmApplied magnetic field, B =0.50 TSolution:We know that the…
Q: wire loop with a resistance of 2.5 ohms and a radius of 0.255m is places in a magnetic field that…
A: Given resistance of wire = 2.5 ohms radius of wire = 0.255 m B(t)=0.25e^(-.5t) We have to…
Q: How to determine the magnitude of the time changing magnetic flux thru the loop, if the EMF is…
A: It is given that
Q: A coil of wire with 10 turns and a radius of 1.5 cm is oriented with the plane of the coil…
A:
Q: A rectangular coil 0.055m by 0.085m is positioned so that its cross-sectional area is perpendicular…
A:
Q: A circle wire loop with a radius of 1 m is in a 0.5 T magnetic field. Then over 0.2 seconds it is…
A:
Q: A loop made of elastic wire has an initial area of 1.00m2 . The loop is in a region containing a…
A: Given: Initial area of the loop, A = 1 m2 Magnetic field, B = 1 T EMF generated, e = 1.5 V
Q: The magnetic flux through a coil of wire changes from 9T m- to zero in a time of 0.50 s. What is the…
A: 18 V
Q: A ten-loop coil having a radius of 5.87 cm and a resistance of 48.9 Ω is in a 0.083 T uniform…
A: The expression for the induced emf is given by - ε=N∆ϕB∆t .....(1) Where,…
Q: is a square of side 18 c form magnetic field directed perpendicular to t e coil is turned on. If the…
A: Induced EMF is the change in potential difference due to a change in the magnetic flux of a coil,…
Q: A metal rod 0.95 m long moves with a speed of 2.4 m>s perpendicular to a magnetic field. If the…
A: The expression for find strength of magnetic field is ε=BlvB=εlv
Q: Calculate the magnetic induction, B, of a wire that carries a current of 100 amps, at a distance of…
A:
Q: )An MRI technician moves his hand from a region of very low magnetic field strength into an MRI…
A: Magnetic field strength 4.40 TDiameter of the ring 2.20 cmTime taken to move into the field: 0.35 s
Q: turns on her with a ter and 100 mm and 50 mm, respectively. The coil rotates in a uniform magnetic…
A: A rotating coil is placed in a magnetic field and a therefore a voltage is induced in the coil. If…
Q: A seven-turn square-shape coil of sides 6.0 cm is placed in an external magnetic field of strength…
A: Faraday's law of electromagnetic induction: According to this law, the magnitude of the average emf…
Q: A wire of resistance 0.50 ohms forms a loop of area 7.85*10^5 m^2, andthen is placed in a uniform…
A:
Q: The magnetic flux associated with the coil changes by 32 x 102 Wb in 20 seconds. Find the e.m.f.…
A: To find-Induced emf (e)=?Given-Magnetic flux (dϕ)=32×10-2 WbTime (dt)=20 sec
Q: The currents in the figure is expressed with the function 1(t) = lge=10t, Find the direction of the…
A: Given Function I (t) = I0 e-10t
Q: Icoil formed by wrapping Go turns 4 wire in the Shape of a square is positioned in a magnetic field…
A: Given: The number of turns is 60. The angle between normal to the plane of the coil and…
Q: (a) An MRI technician moves his hand from a region of very low magnetic field strength into an MRI…
A: a) The Faraday’s and Lenz’s Law, The magnetic flux,
Q: The magnetic flux associated with a coil changes from zero to 6 × 10 ² Wb in 0.6 sec. Find the…
A:
Q: Figure shows a 100-turn coil of wire of radius 12 cm in a 0.15 T magnetic field. The coil is…
A:
Q: A conductive rectangular loop is being pulled at constant speed v out of a region of uniform…
A:
Q: A single loop of wire with an area of 0.0850 m2 is in a uniform magnetic field that has an initial…
A: Write the given values with the suitable variables. A=0.085 m2B=3.86 TdBdt=-0.175 T/s Here, A is the…
Q: A coil consisting of 10 turns of wire each in an area of 0.025 m² is rotating in a magnetic field…
A: As per the answering guidelines we will solve only the first problem. Please upload the last part…
Q: A conducting crossbar is in electrical contact with two vertical conducting wires and slides down…
A:
Q: A square conducting loop moves with a constant velocity v and passes through a uniform magnetic…
A: we have to use the Lens's law here.
Q: A single circular loop of wire of radius 0.25m is positioned in a uniform magnetic field of 0.25T…
A:
![A coil having effective area A is held with its plane normal to a magnetic field of induction B. The magnetic induction is quickly reduced of 25 % of its initial value in 2s. The e.m.f. Induced across
the coil will be](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F36c555fd-35d8-4ef2-ae4e-5a3ba8ef2ff2%2F4b729cc7-98dd-4c22-b6c8-54ed5d2a99ea%2Fa682o0o_processed.jpeg&w=3840&q=75)
![](/static/compass_v2/shared-icons/check-mark.png)
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)