Does the magnetic field change faster or slower when the magnet is inserted into or pulled out from the coil of wire continuously?
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Does the magnetic field change faster or slower when the magnet is inserted into or pulled out from the coil of wire continuously? Please provide an explanation.
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- A long solenoid that has 1,140 turns uniformly distributed over a length of 0.415 m produces a magnetic field of magnitude 1.00 x 10* T at its center. What current is required in the windings for that to occur? mAThe figure shows a region of uniform magnetic field directed out of the page. Outside the region, the magnetic field is zero. Some rectangular wire loops move as indicated. Which of the loops would feel a magnetic force directed to the left? 3 O Loops 3 and 4 O Loops 1 and 2 O Loops 2 and 4 O Loops 1 and 3 Loops 1 and 4 + 4 2 10What is the direction of magnetic field at the centre of a coil carrying current in (i) the clockwise (b) the anticlockwise, direction?
- How much current must you run through a 0.100 m long solenoid coil with 100 loops to make a magnetic field equal to the Earth's (5.00*10^-5 T) at its center? (Unit = A)A long solenoid that has 1,060 turns uniformly distributed over a length of 0.365 m produces a magnetic field of magnitude 1.00 10-4 T at its center. What current is required in the windings for that to occur???? mAThe figure below shows a flexible loop of metal wire with a radius of 13.0 cm. It lies in a magnetic field pointing into the page with a magnitude of 0.100 T. A student grabs the loop at points A and B and rapidly pulls in opposite directions until the loop folds up, such that its area becomes zero. The change in area occurs in a span of 0.210 s. x X x X X X * x x * A x X x X B x x x x x X X * X @ What is the average induced emf (in mV) in the loop over this time span? mV X x
- A single rectangular loop of area 3.14 m2 carries a current of 10.0 mA. It is placed in a uniform magnetic field of magnitude 0.500 T that is directed parallel to the plane of the loop as shown in the figure. The current is clockwise in the loop. (a) What is the magnitude of the torque exerted on the loop by the magnetic field? (b) Describe how the loop would rotate, such as which side could move out of page, you can draw the directions...show your reasoning steps. e.g. which rule you use.A 10 m long solenoid contains 284 turns of wire and can generate a magnetic field of 0.01 T from a current of 2.8 A. If the solenoid is broken in half, the field would be expected to... A )Stay the same B Double C)Quarter D) HalveHello, Can I please have help regarding this problem ? Thanks. Suppose that the clock on our lecture room has a minute-hand length of 10 cm.(Use a coordinate system with the origin at center of clock and +x axis along the3PM direction and the +y direction along the 12PM direction). From the 12 to 8mark, for the tip of the minute hand:a) Sketch a vector diagram labeling ri, rf, Δr, Vi, Vf, and ΔV.b) Calculate the displacement vector in unit-vector notation.c) Calculate the average velocity vector in unit-vector notation.d) Calculate the average acceleration vector in unit-vector notation.e) Calculate magnitude and direction of the average acceleration vector.f) Calculate the magnitude and direction of the total acceleration of the tip ofthe minute hand at the 6 mark.