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Physics
Physics
Problem
Which expression gives the magnetic flux
Φ
B
\Phi_B
Φ
B
through a single-turn loop of area
A
A
A
placed in a uniform magnetic field of magnitude
B
B
B
that makes an angle
θ
\theta
θ
with the loop’s area vector? a)
B
A
cos
2
θ
BA\cos^{2}\theta
B
A
cos
2
θ
b)
B
A
cos
θ
BA\cos\theta
B
A
cos
θ
c)
B
A
BA
B
A
d)
B
A
sin
θ
BA\sin\theta
B
A
sin
θ
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