c) If the circular conductor in the figure undergoes thermal expansion while it is in a uniform magnetic field pointing into the page. Which direction will be the current induced (CCW or CW)? Explain.
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- A conducting rod oriented horizontally along an east-west axis has a length 2.4 meters and is dropped from some height. As it falls, it reaches a downward velocity of 35 m/s at a given instant. The rod falls through a uniform magnetic field generated by the Earth of 57 µT directed 38 degrees vertically downward from true horizontal North. a) Determine the magnitude of the EMF induced between the ends of the rod. b) Which end of the rod is positive, east or west? Draw a diagram to help justify your answer. c) If a current were to flow through this rod in response to the voltage difference, in what direction would the magnetic force on the rod point? (If it is not possible to answer all three sections, please try to answer at least the first two. Thanks!)В X X X X X X X . An electron traveling v = 2.50 ×10° m/s horizontally to the east in a plane perpendicular to a uniform B = 0.75 T magnetic field. a) Find direction of the force on this electron. Please explain X X X X X X X ►X X X X X X X V X X X X X X X your result in details. X X X X X X X b) Find the magnitude of the force on this electron. X X X X X X XI need help with this question. Thanks!
- Q. Consider the configuration shown on the right, the inner cylindrical conductor of radius 'a' surrounded by a cylindrical shell of inner radius 'b' and outer radius 'c'. The inner conductor and the outer shell each carry equal and opposite currents I. Where I is uniformly distributed through the conductors. a I a) Find the magnetic field intensity for r< a and aThe component of the external magnetic field along the central axis of a 78 turn circular coil of radius 32.0 cm decreases from 2.40 T to 0.100 T in 2.00 s. If the resistance of the coil is R=3.00 Ω, what is the magnitude of the induced current in the coil? magnitude: A What is the direction of the current if the axial component of the field points away from the viewer?The component of the external magnetic field along the central axis of a 33 turn circular coil of radius 27.0 cm decreases from 1.90 T to 0.400 T in 2.90 s. If the resistance of the coil is R = 6.00 52, what is the magnitude of the induced current in the coil? magnitude: What is the direction of the current if the axial component of the field points away from the viewer? counter-clockwise O clockwiseA circular region 4.00 m in radius is filled with an electric field perpendicular to the face of the circle. The magnitude of the field in the circle varies with radius and time as E(r, t) = Arcos (@t) where A = 1000. V/m² and w = 3.00 x 10⁹ s¨¹. What is the maximum value of the magnetic field at the edge of the region? i TConsider a straight conductor of length 9.7 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 × 10-³ V. Calculate the velocity of the straight conductor. Give your answer in SI units. Answer: Choose... +rectilinear conductor with current 8 A and length 25 cm, is located in the homogeneous magnetic field and forms the alpha angle with the induction lines. The magnetic force acting on the conductor has the maximum value when the alpha angle is: a) narrow b) wide c) zero d) 90 °The component of the external magnetic field along the central axis of a 69 turn circular coil of radius 47.0 cm decreases from 2.90 T to 0.700 T in 2.10 s. If the resistance of the coil is R = 3.00 §, what is the magnitude of the induced current in the coil? magnitude: What is the direction of the current if the axial component of the field points away from the viewer? counter-clockwise clockwise AAn infinite straight wire carries a current I is placed to the left of a rectangular loop of wire with width a and length b at some distance r. a) The loop is pulled to the right. What is the magnitude of the net force on the loop when the induced current is i? Now, let's suppose instead that the loop is not moving. b) Determine the magnetic flux through the rectangular loop due to the current I. c) Suppose that the current is a function of time with I = a+b*t, where a and b are positive constants. What is the induced emf in the loop and the direction of the induced current? b4. Figure in the below shows a cross section of a hollow cylindrical conductor of radii a and b, carrying a uniformly distributed current i. a) Show that the magnetic field magnitude B(r) for the radial distance rin the range. bSEE MORE QUESTIONSRecommended textbooks for youCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University PressPhysics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio…PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSONCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University PressPhysics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio…PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON