a) Describe Lenz's Law and its differences with Faraday's Law.

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a) Describe Lenz's Law and its differences with Faraday's Law.
b) Figure below shows the cross section of a copper wire. (Ho = 47 X 10-7T -m/A. Hcopper
1.26 x 10-6T - m/A)
R = 10mm
B,
r2 = 15mm
r = 5mm
B2
Calculate the magnetic field (B,) inside the wire with r = 5mm and R = 10mm
Calculate the magnetic field (B,) inside the wire with ry = 15mm and R = 10mm
c) Based on the figure below, calculate and determine the direction of the magnetic force (F)
i.
ii.
acting on the stretch of wire.
B
V = 24V
1.5m
R = 450
O O O
O o o O O
Transcribed Image Text:a) Describe Lenz's Law and its differences with Faraday's Law. b) Figure below shows the cross section of a copper wire. (Ho = 47 X 10-7T -m/A. Hcopper 1.26 x 10-6T - m/A) R = 10mm B, r2 = 15mm r = 5mm B2 Calculate the magnetic field (B,) inside the wire with r = 5mm and R = 10mm Calculate the magnetic field (B,) inside the wire with ry = 15mm and R = 10mm c) Based on the figure below, calculate and determine the direction of the magnetic force (F) i. ii. acting on the stretch of wire. B V = 24V 1.5m R = 450 O O O O o o O O
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