A rectangular loop of area A=0.160 m2 is placed in a region where the magnetic field is perpendicular to the plane of the loop. The magnitude of the field is allowed to vary in time according to B=0.403et/2, where B is in teslas and t is in seconds. What is the value for induced emf ( in units of mV) at t= 4.5 s?

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Chapter1: Units, Trigonometry. And Vectors
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A rectangular loop of area A=0.160
m2 is placed in a region where the
magnetic field is perpendicular to the
plane of the loop. The magnitude of
the field is allowed to vary in time
according to B=0.403et/2, where B is
in teslas and t is in seconds. What is
the value for induced emf ( in units of
mV) at t= 4.5 s?
Select one:
А. 6.80
В. 3.40
C. 2.19
D. 4.20
E. 1.79
Transcribed Image Text:A rectangular loop of area A=0.160 m2 is placed in a region where the magnetic field is perpendicular to the plane of the loop. The magnitude of the field is allowed to vary in time according to B=0.403et/2, where B is in teslas and t is in seconds. What is the value for induced emf ( in units of mV) at t= 4.5 s? Select one: А. 6.80 В. 3.40 C. 2.19 D. 4.20 E. 1.79
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