A single-turn circular loop has a radius of 35 cm, it is placed in a magnetic field of B = 0.6 T which is perpendicular to the plane of the loop, see the figure below. The loop is reshaped into an equilateral triangle without stretching the length of the loop. It takes 0.51 s to reshape the loop. What is the magnetic flux through the loop before and after it is reshaped? B X X X X X X X ххх X x/x X X\x X X x X X X X X\x X X/x ххX хххх The initial flux, O; = Units Select an answer The final flux, O; = Units Select an answer What is the magnitude of the average induced emf in the loop during the reshaping process? The induced emf, Emf = Units Select an answer

A single-turn circular loop has a radius of 35 cm, it is placed in a magnetic field of B = 0.6 T which is perpendicular to the plane of the loop, see the figure below. The loop is reshaped into an equilateral triangle without stretching the length of the loop. It takes 0.51 s to reshape the loop. What is the magnetic flux through the loop before and after it is reshaped? B X X X X X X X ххх X x/x X X\x X X x X X X X X\x X X/x ххX хххх The initial flux, O; = Units Select an answer The final flux, O; = Units Select an answer What is the magnitude of the average induced emf in the loop during the reshaping process? The induced emf, Emf = Units Select an answer

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)...

See similar textbooks

Similar questions

Select the correct expression for the magnitude of electromotive force (e.m.f) of a straight conductor of length l moving with the velocity v perpendicular to a magnetic field B.
B9
The instantaneous position of an electron with velocity v is shown in the figure. What is the the magnitude and direction of the magnetic field at point P? -lel O A. O B. O C. K V O D. но ev 8n r2 Ho ev 8π p2 into the page out of the page Ho V3ev 8T p² FIM ', Ho √3ev 8T p² into the page out of the page P
The uniform 30.0 mT magnetic field in the figure points in the positive z-direction. An electron enters the region of magnetic field with a speed of 5.50 x 106 m/s and at an angle of 30° above the xy-plane. (Figure 1) Figure X Z 000 30° 12 1 of 1 Part A Find the radius r of the electron's spiral trajectory. Express your answer with the appropriate units. I JA Value Submit Part B DO Request Answer Find the pitch p of the electron's spiral trajectory. Express your answer with the appropriate units. μÅ Value Units Submit Request Answer Return to Assignment Units www ? Provide Feedback ?
q16
A solenoid 3.0 cm long consists of 9000 loops of wire. If the magnetic field inside the solenoid is measured as 1.0 T, what is the magnitude of the current that flows through it? a 0.037 A b 0.37 A c 2.65 A d 3.05 A e 0.58 A
6. A loop of a wire has the shape shown in the drawing. The top part of the wire is bent into a semicircle of radius r= 0.18 m. The normal to the plane of the loop is parallel to a constant magnetic field of magnitude 0.79 T. What is the magnitude of the change in the magnetic flux that passes through the loop when, starting with the position shown in the drawing, the semicircle is rotated rough half a revolution? Wb B (into paper)
In the figure below, a metal bar sitting on 2 parallel conducting rails connected to each other by a resistor is pulled to the right at a constant speed. The resistance R=9 ohms, the distance between the rails is l=1.2m and a uniform 2.10T magnetic field is directed into the page. At what speed (m/s) should the bar be moved to produce a current of .500 A in the resistor?
A small circular coil of 20 loops of wire having a radius of 1 cm is at rest in the X-y plane (so the normal to the loop points in the +z-direction). A uniform magnetic field of 0.5 T is turned on in the +x-direction. What is the magnetic flux through the loop? a. 7.85 x 10 Tm² b. 1.57 x 10 4 T m² O c. 3.14 x 10 3 T m2 O d. 0 T m2
A square loop of wire with sides of 20.0cm is half in and half out of a uniform magnetic field which points out of the page as shown. The loop is moving with a speed of 3.00m/s and the strength of the magnetic field is 0.100Tesla. The total resistance of the loop is 4.00Ω. Find the magnitude and directionof the current if the loop is moving in the following directions. a.in the +x direction b.in the -x direction c.in the +y direction d.in the -y direction
= A single-turn circular loop has a radius of 25 cm, it is placed in a magnetic field of B 3.5 T which is perpendicular to the plane of the loop, see the figure below. The loop is reshaped into a perfect square without stretching the length of the loop. It takes 0.43 s to reshape the loop. What is the magnetic flux through the loop before and after it is reshaped? B X X X X X X X X X X X X X x x The final flux, Of = 5 x X X X X X X The initial flux, ¡ = 0.0000006 X Units mWb Х Х The induced emf, Emf = 34 X Units mWb x X X X What is the magnitude of the average induced emf in the loop during the reshaping process? X Units mV хх Question Help: Message instructor Post to forum
Consider a straight conductor of length 15 cm. The conductor moves at right angles to a magnetic field of uniform strength B = 10-³ T generating e.m.f. of 2,5 x 10-5 V. Calculate the velocity of the straight conductor. Give your answer in Sl units. Answer: m/s ♦