At time t = 0, a rectangular coil of resistance R = 2 ohms and dimensions w = 3 cm and L = 8 cm enters a region of constant magnetic field B = 1.6 T directed into the screen as shown.The length of the region containing the magnetic field is LB = 15 cm. The coil is observed to move at constant velocity v = 5 cm/s. What is the force required at time t = 0.8 sec to maintainthis velocity?F(0.8 sec) =N WLBX X X X X X XX X X X X X XX X X X X X XX X X X X X XLB

To determine the force required to maintain the constant velocity of the rectangular coil at t=0.8…

Answered: At time t = 0, a rectangular coil of…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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The figure on the right shows two parallel loops of wire having a common ât axis. The smaller loop (radius r) is above the larger loop (radius R), by a distance x > R. Assume the magnetic field due to the current i in the larger loop is basically constant over the area of the smaller loop and equal to the value on the axis. 10. Suppose the smaller loop moves away from the larger loop at constant speed: x(t) = xo + Væt, with v, > 0, xo > 0. a) assuming its resistance is 12. Ignore any retardation effect. Find the magnitude and direction of the induced current in the smaller loop b) Is there a time t where the induced current is 0? Explain carefully your answer, using thAux of B.
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Can you please answer g & h?
The figure shows particles 1 and 2, each of mass m, attached to the ends of a rigid massless rod of length L₁ + L₂. with L₁ -0.79 m and L2 -3.3 m. The rod is held horizontally on the fulcrum and then released. What are the magnitudes of the initial accelerations of (a) particle 1 and (b) particle 2? (a) Number (b) Number i Units Units 14 -Lg-
A single loop (N=l) of wire of radius r = 0.0300 m lies with its face parallel to the page. It is in an external uniform perpendicular magnetic field pointing OUT as shown in the diagram below by the dot surrounded by a circle ⊙. Suppose the external magnetic field magnitude is with rate △B/△t = 10.00 What is the area A of the wire loop? What is the magnitude IεI of the voltage induced in the wire loop ? The loop has resistance R = 40.0 Ω. What is the current I in the loop? In the figure below, indicate the direction of the current I, clockwise or counter-clockwise, in the loop. Draw a labeled curved arrow on the loop representing the current direction. In the figure below, indicate the direction of the induced magnetic field , in or out. Indicate this direction by drawing a labeled IN (×) or OUT ⊙ symbol within the circle.
A square coil of wire of side 3.90 cm is placed in a uniform magnetic field of magnitude 2.50 T directed into the page as in the figure shown below. The coil has 39.0 turns and a resistance of 0.780 Ω. If the coil is rotated through an angle of 90.0° about the horizontal axis shown in 0.335 s, find the following. A square coil is shown in the plane of the page, and inside the coil a magnetic field points into the page. A horizontal rotation axis passes through the middle of the square. An arrow indicates that the square rotates clockwise on the axis when viewed from the left. (a) the magnitude of the average emf induced in the coil during this rotation mV(b) the average current induced in the coil during this rotation mA
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The figure below shows a cross section of an "infinitely" long solenoid (circle) that has n=18000 turns/m; the axis of the solenoid (a bold dot) is perpendicular to the plane of cross section. The radius of the solenoid, r=87 cm. A square frame with a side a=8 cm is located in the plane of cross section. The current in the solenoid is I=3.33 A and it does not change with time, the resistance of the frame is R=13 Ω. The frame is rotating at 6000 turns/min with respect to one of its sides.Find the value of the magnetic field inside the solenoid: B= T.Find the maximum value of induced e.m.f. in the frame: ℰind= V.Find the maximum value of induced current in the frame: Iind= A.

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