The linear DC machine shown in Figure below has a battery voltage of VB = 11 V, and an internal resistance of R = 1.40. The magnitude of the uniform magnetic field is 1.4 Tand into the page. The length of the conducting wire in the magnetic field is 0.8 m. What is the steady-state velocity (m/s) at no load conditions? Provide your answer with 1 decimal place. t=0s R В VB 1 m

The linear DC machine shown in Figure below has a battery voltage of VB = 11 V, and an internal resistance of R = 1.40. The magnitude of the uniform magnetic field is 1.4 Tand into the page. The length of the conducting wire in the magnetic field is 0.8 m. What is the steady-state velocity (m/s) at no load conditions? Provide your answer with 1 decimal place. t=0s R В VB 1 m

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter24: Magnetic Fields

Section: Chapter Questions

Problem 11STP

See similar textbooks

Similar questions

The accompanying figure shows a long, straight wire carrying a current of 10 A. What is the magnetic force on an electron at the instant it Is 20 cm from tire wire, traveling parallel to the wire with a speed of 2.0105m/s ? Describe qualitatively the subsequent motion of the election, For this current, what is tire permeability of the iron? If the current is turned off and then restored to 10 A, will the magnetic field necessarily return to 2.0 T?
Consider the axial magnetic field Bv=0IR2/2(y2+R2)3/2 of the circular current loop shown below. (a) Evaluate aaBydy Also show that limaaaBydy=0I (b) Can you deduce this limit without evaluating the integral? (Hint: See the accompanying figure.)
What is the magnetic field at P due to the current I in the wire shown?
The current loop shown in the accompanying figure lies in the plane of the page, as does the magnetic field. Determine the net force and the net torque on the loop if I=10and B=1.5T .
What is the direction of the magnetic field that produces the magnetic force shown on the currents in each of the three cases, assuming B is perpendicular to I?
A wire with electric current flowing to the left in the − direction is placed within a magnetic field directed towards the top in the + direction. What is the direction of the magnetic force acting on the wire? Can you explain to me why the answer is E: Into the page (-z)?
Give the conditions under which magnetic vector and scalor potentials are defined?
What is the speed of a positive 5.0 mC charge movingperpendicular to a 1.2 T magnetic field such that amagnetic force of 24.0 mN is acting on it? (b) If theB-field is directed into the page and the magnetic force isdirected to the left, what is the direction of the charge’svelocity?
The wire shown in the below figure is infinitely long and carries a current I.What are the magnitude and direction of the magnetic field that this currentproduces at point P?
A wire 2 m long has a mass of 342 g. The wire is connected to an emf. What is the minimum current in the wire that would allow it to levitate above the ground in a magnetic field of magnitude1.9 T? To continue, please enter the result in units of A. Round your answer to 2 decimal places. Per previous question, what direction must the current flow?
An alpha particle (consisting of two protons and two neutrons), traveling at a speed of v = 1.4 x 105 m/s, enters a region of constant magnetic field of strength B = 1.8 T as shown in the figure. The direction of B is out of the image. The alpha follows a path that is a circular arc of radius r. Part (a) In atomic mass units, what is the mass m of an alpha particle?
A wire with a current of 6.4 A is in a uniform magnetic field B - Bai + By] + B,k Where B= =8.9T. and By =45T, and Be =44.8T are the components of the magnetic field. The wire is oriented along the x-axis and is carrying the current in the +x direction and has a length 7.76m What is the magnitude of the magnetic force on the wire (in INy? I need to show all work