. A rectangular loop with side-lengths 0.2m and 0.4m is in a magnetic field B 0.25T as shown. There is a current I 0.5A in the loop. (a) Indicate in the figure which way the loop will turn around the axis. (b) What is the magnitude of the torque on the loop?

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7. A rectangular loop with side-lengths 0.2m and
0.4m is in a magnetic fieldB
There is a current I 0.5A in the loop.
0.25T as shown.
%3D
(a) Indicate in the figure which way the loop
will turn around the axis.
(b) What is the magnitude of the torque on the
loop?
Transcribed Image Text:7. A rectangular loop with side-lengths 0.2m and 0.4m is in a magnetic fieldB There is a current I 0.5A in the loop. 0.25T as shown. %3D (a) Indicate in the figure which way the loop will turn around the axis. (b) What is the magnitude of the torque on the loop?
Some possibly useful numbers
= 8.99 x 10° N m2/C2 €0 = 8.85 x 10-12C²/Nm2
4TEO
%3D
= 10-7Tm/A
e = 1.6 x 1019 C
me = 9.11 x 10-31kg
mp = 1.67 x 10-27kg
%3D
leV = 1.6 x 10-19 J
Transcribed Image Text:Some possibly useful numbers = 8.99 x 10° N m2/C2 €0 = 8.85 x 10-12C²/Nm2 4TEO %3D = 10-7Tm/A e = 1.6 x 1019 C me = 9.11 x 10-31kg mp = 1.67 x 10-27kg %3D leV = 1.6 x 10-19 J
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