Q2 A linear machine shown in Figure has a magnetic flux density of 0.5 T di rected into the page, a resistance of 0.25, a bar length / 1.0 m, and a battery voltage of 100 V. (a) What is the initial force on the bar at starting? What is the initial current flow? (b) What is the no-load steady-state speed of the bar? (c) If the bar is loaded with a force of 25 N opposite to the direction of motion, what is the new steady-state speed? What is the efficiency of the machine under these circumstances? Q2A linear machine shown in Figure Ihas a magnetic flux density of 0.5 T di-rected into the page, a resistance of 0.25 , a bar length = 1.0 m, and a batteryvoltage of 100 V.(a) What is the initial force on the bar at starting? What is the initial current flow?(b) What is the no-load steady-state speed of the bar?(c) If the bar is loaded with a force of 25 N opposite to the direction of motion,what is the new steady-state speed? What is the efficiency of the machine underthese circumstances?V = 100 V1=00.25 ΩwwwXXXXXB=0.5TImXXX

aThe current in the bar at starting isi=VBR=100 V0.25 Ω= 400 ATherefore, the force on the bar at…

Answered: A linear machine shown in Figure has a…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

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A linear machine shown in Figure has a magnetic flux density of 0.5 T di rected into the page, a resistance of 0.25, a bar length / 1.0 m, and a battery voltage of 100 V.

(a) What is the initial force on the bar at starting? What is the initial current flow?

(b) What is the no-load steady-state speed of the bar?

(c) If the bar is loaded with a force of 25 N opposite to the direction of motion, what is the new steady-state speed? What is the efficiency of the machine under these circumstances?

Q2
A linear machine shown in Figure I
has a magnetic flux density of 0.5 T di-
rected into the page, a resistance of 0.25 , a bar length = 1.0 m, and a battery
voltage of 100 V.
(a) What is the initial force on the bar at starting? What is the initial current flow?
(b) What is the no-load steady-state speed of the bar?
(c) If the bar is loaded with a force of 25 N opposite to the direction of motion,
what is the new steady-state speed? What is the efficiency of the machine under
these circumstances?
V = 100 V
1=0
0.25 Ω
www
X
X
X
X
X
B=0.5T
Im
X
X
X

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