4. A square coil of silver wire of side length 20 cm with 500 turns is in a uniform magnetic field whose magnitude is increasing at a rate of 0.25 T/s, as shown in the figure below. X X X X X X X Is there an induced current in this coil? If so, in which direction does (a) the current flow? Explain your answers. (b) What is the EMF induced in the coil? X X X X
4. A square coil of silver wire of side length 20 cm with 500 turns is in a uniform magnetic field whose magnitude is increasing at a rate of 0.25 T/s, as shown in the figure below. X X X X X X X Is there an induced current in this coil? If so, in which direction does (a) the current flow? Explain your answers. (b) What is the EMF induced in the coil? X X X X
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(IGNORE A AND B)
d. How much current is induced in the coil?
e. What is the power output of the coil?
Transcribed Image Text:4.
A square coil of silver wire of side length 20 cm with 500 turns is in a
uniform magnetic field whose magnitude is increasing at a rate of 0.25 T/s, as shown in
the figure below.
X X X X
X X
X X
in this coil? If so, in which direction does
(a)
the current flow? Explain your answers.
there an induced
(b)
What is the EMF induced in the coil?
X X X
X X X
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