A circular loop is suspended in a uniform magnetic field as shown in the figure. If the directions of B-field and induced current are given as in the figure, what can be the causes of the inducted current?

Q: loop is always 0.

A: While the magnetic flux through a closed surface is always zero, the magnetic flux through an open…

Q: In Figure a stiff wire bent into a semicircle of radius a = 2.0 cm is rotated at constant angular…

A: angular speed= 40 rev/sB=20mTa=2 cmTo find- Frequency & Induced Emf

Q: Consider the configuration below. In order to generate the induced current, I, the magnet must be…

A: As we know,  According to Faraday's law-  Change in magnetic flux will produce a current in the coil…

Q: The figure below shows twe parallel conducting rails, oriented vertically, connected to each other…

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Q: A square conducting loop is in a region of uniform, constant magnetic field. Can the loop be rotated…

A: Can the loop be rotated about an axis along one side and no emf be induced in the loop?

Q: In the drawing below a wire is looped as shown -- note that the wire crosses over top of itself with…

A: Given data: Resistance R = 4 ohms side of upper loop lU =16 cm side of lower loop ll=lU2 Magnetic…

Q: A stationary loop of wire is held in place in an external magnetic field that is constant in time, a…

A:

Q: Suppose that on the interior of a motor 35 A moves through a 250 turn circular loop that is 11.5 cm…

A: Given: Current (I) =35 A Number of the loop, n=250 turn Radius (r) = 11.5 cm = 0.115 m Find the…

Q: Show why the net magnetic flux on a closed-loop is always 0.

A: Why net magnetic flux on a closed loop is zero.

Q: A loop with a resistance of 4.0 Q is pushed to the left at a constant speed of 2.0 m/s by a 24 N…

A:

Q: Torque produced in a current carrying loop will be minimum if angle between magnetic field and…

A:

Q: A bar slides on two frictionless rails in the plane of the page. The resistor is 6.00 Ω, and a 2.50…

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

Q: A certain elastic conducting material is stretched into a circular loop of 12 cm radius. It is…

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Q: what is the magnitude of the torque and magnetic potential energy acting on wire about an axis on…

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Q: A long rectangular conducting loop is hung in a uniform magnetic field B that is directed into the…

A: We know that emf induced in moving coil in magnetic field is given by  e=Bvl and current induced…

Q: 4) Metal bar of length 2. cm moves with velocity 1. cm/s towards the right in a constant magnetic…

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

Q: In the drawing below a wire is looped as shown -- note that the wire crosses over top of itself with…

A: Given values. resistance  R=4.7Ω Side of large loop L = 19 cm Side of small loop l=192cm magnetic…

Q: A 500-turn circular loop 15.0 cm in diameter is initially aligned so that its axis is parallel to…

A:

Q: The magnetic field through a loop of area m2 and of resistance 10 Q. changes with time as shown in…

A: Given values:- Area,(A)=1 m2 ---(1) Resistance,(R)=10-ohm ----(2) Time,(t)=1 sec ----(3) First, we…

Q: A circular loop is moving through B field from left to right, as shown on the picture. In which…

A: Required : In which position is the induced current flowing in clockwise direction.

Q: Four identical loops move at the same velocity toward the right in a uniform magnetic field inside…

A: The induced emf when a conductor moves in a magnetic field has the magnitude E=BLv Where L is the…

Q: A coil with a circular cross section having an area of 40cm has 40turns. When the coil is placed…

A: Area, A = 40 cm2 = 0.004 m2Number of turns, n = 40Magnetic field, B = 2 TMaximum torque, τ = 2×10-6…

Q: A circular loop of wire consisting of a single turn is perpendicular to a uniform magnetic fiel The…

A: Given that :- Flux linked with circular loop=2.15Wb

Q: Lenz's law state, a circular loop of wire is held in a uniform magnetic field, with the plane of the…

A: Electromagnetic Induction is the generation of electromotive force in presence of changing magnetic…

Q: The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is…

A: Given value--- resistance R = 5.60 ohm. magnetic field = 2.50 T . length = 1.20 m. velocity = 2.10…

Q: Suppose that inside a motor 29 A passes through a 250 turn circular loop that is 10.5 cm in radius.…

A:

Q: A flexible circular loop of radius 10 cm lies in a magnetic field of 4 T. It is oriented so that its…

A: The magnitude of the induced emf in the loop is, ε=∆ϕ∆t=∆ABcosθ∆t=πr22-πr12Bcosθt2-t1

Q: If number of turns (N), area (A) and magnetic field (B) have same value for a square and circular…

A: Using formula for torque in current carrying loop in magnetic field

Q: A circular loop of mass m and radius r is kept in a horizontal position (X-Y plane) on a table as…

A: If the loop just tilts about one point on the table, the forces acting on it is  mg downward where m…

Q: A coil with a circular cross section having an area of 40cm2 has 40turns. When the coil is placed…

A:

Q: A conducting rod whose length is 25 cm is placed on a U-shaped metal wire that has a resistance of…

A: Emf induced  E = VBL = 6×0.4×0.25  E = 0.6 V

Q: The figure below shows an end view of a single-turn square loop of metal wire in the center of and…

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Q: how does the direction of the induced magnetic moment in a conducting loop depend on the direction…

A: SOlution: To find how does the direction of the induced magnetic moment in a conducting loop depend…

Q: Consider a circular current-carrying coil with a radius of 2.5 cm and 150 turns that may rotate…

A:

Q: A rectangular coil with resistance R has N turns loops), cach of length t and width w as shown in he…

A: Write the given values of the problem- Resistance=R Velocity=V Magnetic field=B Turns loop=N

Q: The current in Figure obeys the equation I(t)=I,ebr, where b>0. Find the direction (clockwise or…

A: Given:  I = I0e-bt

Q: Consider the arrangemcnt shown in the Figurc. Assume that R = 6.002, 1=1.20m, and a uniform 2.50T…

A: Given in question - Resistance (R) = 6.00Ω                                  Length (L) = 1.20m…

Q: A square loop with side length L carries a current 1, counterclockwise. The loop is placed in…

A:

Q: The figure below shows a rectangular, conducting loop sitting in the magnetic field of a straight…

A: Given data - A rectangular conducting loop sitting in the magnetic field of a straight wire carrying…

Q: Is the maximum magnetic field strength doubled when exciting two coils at the same time? If not,…

A: Is the maximum magnetic field strength doubled when exciting two coils at the same time.

Q: With a piece of wire, whose electrical resistance is 5Ω, a circular loop with an area of ​​1m2 is…

A: Resistance (R) = 5 ohm Area (A) = 1 m2rate of change of magnetic field = -0.2 Ts

Q: A flat coil enclosing an area of 0.19 m2 is rotating at 55 rev/s, with its axis of rotation…

A: It is given that