(a) A wire loop is pulled away from a current-carrying wire(Fig. 21–47). What is the direction of the induced currentin the loop: clockwise or counterclockwise?(b) What if the wire loop stays fixed as thecurrent I decreases? Explainyour answers.FIGURE 21-47Question 4.

A) Current will be induced to increase the inward magnetic field, which means that the induced…

Answered: (a) A wire loop is pulled away from a…

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

(e) Use the axes below, sketch a graph of the current induced in the loop as a function of the horizontal distance x traveled by the cart, letting x = 0 be the position at which the front edge of the loop just enters the field. Counterclockwise current is positive and clockwise current is negative. Again, labele appropriate values on the vertical axis. Counterclockwise Current 2w !3w !4w !5w Clockwise Current
A coil having effective area A, is with its plane normal to a magnetic field of induction B. The magnetic induction is quickly reduced to 25% of its initial value in 2s. Then e.m.f. induced across the coil will be 3 AB З АВ (a) (b) 8 4 АВ АВ (c) 4 (d) 2
So the emf is the same in the loop and the solenoid? I am not sure why?
The magnetic flux through a single-loopcoil is given by Figure 23-33. (a) Is the magnetic flux at t = 0.25 sgreater than, less than, or the same as the magnetic flux att = 0.55 s? Explain. (b) Is the induced emf at t = 0.25 s greaterthan, less than, or the same as the induced emf at t = 0.55 s?Explain. (c) Calculate the induced emf at the times t = 0.25 s andt = 0.55 s.
15) A metal bar with length L R =5N is placed on fri ctionless metal rails that are inclined at an angle Ø = 50° above the horizontal. The rails have negligible resistance. A uniform magnetic = 0.50 m, mass m = 80 gram, and resistance =0.50T is directed upward as shown in Figure. The bar is field of magnitude B released from rest and slides down the rails. After the terminal speed (constant %3D speed) has been reached, at what rate is electrical energy being converted to thermal energy in the resistance of the bar? (g = 10 m/s²). A) 26.01 W B) 72.70 W C) 32.55 W D) 122.86 WE) 127.55 W
Question 5-9: Suppose you are holding a bar magnet motionless above the coil of wire with its north pole pointing downwards, as shown in Figure 18-16. You then drop the magnet into the center of the coil. In which direction will the induced current in the coil flow and in which direction will the induced magnetic field point inside the coil? Draw and label these directions on Figure 18-16. O Figure 18-16 O
Ad. Physics
Determine the direction of the current in resistor ab when (i) switch S is closed after having been open for several minutes; (ii) coil B is moved further away from coil A with the switch closed; (ii) the resistance of R is increased while the switch remains closed. A В R S а from b to a or from a to b 6) from b to a, (ii) from a to b, (ii) from a to b O () from b to a, (ii from a to b, (ii) from b to a () from b to a, (ii) from b to a, (iii) from a to b ) from a to b, (ii) from b to a, (ii) fromb to a i) from a to b, (ii) from a to b, (ii) from a to b
(i) A 100-turn coil oriented its plane to a magnetic field in certain angle as shown in Figure 3. Given the area of the coil is 0.15 m². Calculate the induced emf in this coil, if the magnetic field increases from 0.002 T to 0.005 T in 0.9 s. Coil 40°
(II) Part of a single rectangular loop of wire with dimensions shown in Fig. 21–62 is situated inside a region of uniform magnetic field of 0.550 T. The total resistance of the loop is 0.230 N. Calculate the force required to pull the loop from the field (to the right) at a constant velocity of 3.10 m/s. Neglect gravity. ххххх х хх х х 0.350 m × X х хх х х x x x x x¡ 0.750 m FIGURE 21-62 Problem 14.
please type so that I can read I have bad eyesight and right handwriting can be really hard for me to read

Recommended textbooks for you

College Physics

Physics

ISBN:

9781305952300

Author:

Raymond A. Serway, Chris Vuille

Publisher:

Cengage Learning

University Physics (14th Edition)

Physics

ISBN:

9780133969290

Author:

Hugh D. Young, Roger A. Freedman

Publisher:

PEARSON

Introduction To Quantum Mechanics

Physics

ISBN:

9781107189638

Author:

Griffiths, David J., Schroeter, Darrell F.

Publisher:

Cambridge University Press

College Physics

Physics

ISBN:

9781305952300

Author:

Raymond A. Serway, Chris Vuille

Publisher:

Cengage Learning

University Physics (14th Edition)

Physics

ISBN:

9780133969290

Author:

Hugh D. Young, Roger A. Freedman

Publisher:

PEARSON

Introduction To Quantum Mechanics

Physics

ISBN:

9781107189638

Author:

Griffiths, David J., Schroeter, Darrell F.

Publisher:

Cambridge University Press

Physics for Scientists and Engineers

Physics

ISBN:

9781337553278

Author:

Raymond A. Serway, John W. Jewett

Publisher:

Cengage Learning

Lecture- Tutorials for Introductory Astronomy

Physics

ISBN:

9780321820464

Author:

Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden

Publisher:

Addison-Wesley

College Physics: A Strategic Approach (4th Editio…

Physics

ISBN:

9780134609034

Author:

Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field

Publisher:

PEARSON

SEE MORE TEXTBOOKS

(a) A wire loop is pulled away from a current-carrying wire (Fig. 21–47). What is the direction of the induced current in the loop: clockwise or counterclockwise? (b) What if the wire loop stays fixed as the current I decreases? Explain your answers. FIGURE 21-47 Question 4.