A circular conducting loop of 5 turns and 0.040 m in radius is perpendicular to a magnetic field of 0.250 T (directed into the page as shown).  The loop is stretched across the diameter, so that its area goes to zero in 0.10 s.  Determine the magnitude of the average induced EMF.

Q: Ps: 0.212V is also wrong

A: Step 1:Length is 9.4×10−2mArea is 5×10−5m2No of turns is 6500 per meter of lengthCurrent is 1.5ATime…

Q: A square coil of side 4cm and 200 windings lies perpendicular to a magnetic field of 4.0T. The coil…

A: The number of windings in the coil is N = 200. The magnetic field is B = 4.0 T. The side of the…

Q: What is the EMF induced in a loop conductor if the loop consists of 20 turns, the area of the loop…

A: Write the expression for change in magnetic flux passing through the coil when the area of…

Q: A 133-turn square wire coil with sides of length L = 18.4cm rotates about a vertical axis at…

A: Here given a 133 turn square wire coil with sides of length L = 18.4 cm. The vertical axis rotates…

Q: A prototype of an MRI consists of a set of 400 coils each having a radius of 0.30 m. To test its…

A: V=∆ϕ∆t=NBA∆t=NBπR2∆t=4001.2 T3.140.30 m23.6 s=37.7 V

Q: A vertical conducting rod is moving from the right of the page to the left of the page. A magnetic…

A: According to the right-hand rule, if the thumb is placed along the direction of the velocity and the…

Q: A coil of 50 loops is pulled in 0.02 s from between the poles of a magnet, where its area intercepts…

A: In given question, magnetic flux associated is changing with time. So as per Faraday's law of…

Q: 290-turn coil lies in the plane of the page in a uniform magnetic field of strength 7.80 T. The coil…

A:

Q: A coil of wire containing 800 circular loops with cross section of 60 cm2 is placed between the…

A: Given that,  Number of turns, N=800 Cross-sectional area, A=60 cm2=60×10-4 m2 Angle, θ=30o Rate of…

Q: The magnetic flux through the loop increases according to the relation shown below. What is the…

A:

Q: A square coil of wire of side 2.90 cm is placed in a uniform magnetic field of magnitude 2.00 T…

A: a  Area of square coil A= l2                                          A= 2.902= 8.41 cm2=…

Q: A flat coil with radius 8.0 mm has 50 loops of wire. It is placed in a magnetic field B = 0.30 T in…

A:

Q: The flexible loop in the figure below has a radius of 13 cm and is in a magnetic field of strength…

A: Given that radius of the flexible loop and strength of magnetic field and time takes to close the…

Q: Below is a Motional EMF problem with a sliding, conducting bar connecting a wire loop within a…

A: Given:- The velocity of the bar V = 25.0 m/s  The magnetic field B = 0.640 T  The resistance in the…

Q: A flexible circular loop 6.90 cm in diameter lies in a magnetic field with magnitude 1.38 T,…

A: A) Write the expression for the induced emf and substitute the corresponding expression to obtain…

Q: A square coil of side 16 cm has 200 tums and rotates in a uniform magnetic field of magnitude 0.05…

A: Given data: Side of the coil (s) = 16 cm = 0.16 m Number of turns (N) = 200 Magnetic field (B) =…

Q: A square coil of wire of side 2.50 cm is placed in a uniform magnetic field of magnitude 1.75 T…

A:

Q: A B

A:

Q: In the figure, a wire loop of dimensions L= 42.6 cm and W = 26.7 cm lies in a magnetic field. What…

A: Dear student,  "Since you have posted a question with multiple sub-parts, we will solve first three…

Q: A coil is constructed from 6.4 m wire wound into circles with a radius of 3.2cm. Find the maximum…

A:

Q: A square coil of wire of side 2.35 cm is placed in a uniform magnetic fleld of magnitude 1.50 T…

A:

Q: If the magnetic field is held constant at 3.0T and the loop is pulled out of the region that…

A: Given: The magnetic field is 3.0 T. The time taken is 0.2 s.

Q: A prototype of an MRI consists of a set of 1400 coils each having a radius of 0.20 m. To test its…

A:

Q: A 1000 turn coil is moved from a location where there the magnetic field is 25.00 T to a location…

A: Number of turns (N) = 1000 Magnetic field at first location = 25 T Magnetic field at second location…

Q: A square coil of wire of side 2.55 cm is placed in a uniform magnetic field of magnitude 1.75 T…

A:

Q: The figure below shows a circular conducting loop in the presence of an outward non-uniform magnetic…

A: Given: The magnetic field is 0.0006t3. The radius of the coil is 4.8 m. The resistance of the coil…

Q: Consider a rectangular loop of wire 6.9 cm by 9.0 cm in a uniform magnetic field of magnitude 1.1 T.…

A:

Q: A square coil of wire of side 2.35 cm is placed in a uniform magnetic field of magnitude 2.00 T…

A:

Q: Below is a closed conducting loop within a magnetic field (for direction see picture). The loop is a…

A: Radius of loop, r=17cm⇒0.17m Rate of change of magnetic field, dBdt=157mT/s⇒0.157T/s Number of…

Q: A 230-turn coil lies in the plane of the page in a uniform magnetic field of strength 4.80 T. The…

A:

Q: A 10 cm long wire moves at a constant speed of 4 m/s in a direction that forms a angle of 80° with…

A:

Q: A square loop of wire is held in a uniform 0.24 T magnetic field directed perpendicular to the plane…

A: The equation for the induced emf is given by,

Q: A coil consists of 25 loops of wire and has a diameter of 10 cm. Its resistance is 0.1Ω. At t=0 it…

A:

Q: A car generator turns at 390 rpm when the engine is idling. It's 296-turn, 5.04 cm by 7.99 cm…

A: Solution:-Given thatSpeed of car generator (N)=390 rpmNumber of turns (n)=296Lenght of rectangular…

Q: The flexible loop in the figure attached has a radius of 14 cm and is in a magnetic field of…

A: radius (r) = 14 cm = 0.14 m Magnetic field strength (B) = 0.14 TTime taken (t) = 0.21 seconds final…

Q: A copper bar 90 cm long is perpendicular to a field of 0.75 Wb/m2 and moves at right angles to the…

A: Given that:-Length of rod, l=90 cm=0.90 mSpeed, v=250 mm/sMagnetic field when perpendicular to each…

Q: A coil of 15 turns and a radius of (R=10.0) cm surrounds a long solenoid of radius 2.00 cm and 1058…

A: Here, we can apply Faraday's law of induction. The law states that, the induced emf in a coil is…

Q: A coil of wire has an area of 0.02m2 and consists of 50 turns. At t = 0 the coil is orientated so…

A: Given: Area of coil A=0.02 m2, Number of turns N=50, Magnetic field B=0.18 T, Time dt=0.10 s,…

Q: A rectangular loop of wire with dimensions 0.1 m by 0.2 m is rotated with an angular speed of60…

A: The problem involves a rectangular loop of wire rotating in a magnetic field. The dimensions of the…