D Question 3 2 pts In the figure, a wire and a 10 Q resistor are used to form a circuit in the shape of a square, 20 cm by 20 cm. A uniform but non-steady magnetic field is directed into the plane of the circuit. The magnitude of the magnetic field is decreased from 2.70 T to 0.90 Tin a time interval of 96 ms. The average induced current and its direction through the resistor, in this time interval, are closest to: - 20 cm- x 20 cm ww 10 2 a O 75 mA, from a to b O 75 mA, from b to a O 45 mA, from b to a O 45 mA, from a to b O 110 mA, from a to b
D Question 3 2 pts In the figure, a wire and a 10 Q resistor are used to form a circuit in the shape of a square, 20 cm by 20 cm. A uniform but non-steady magnetic field is directed into the plane of the circuit. The magnitude of the magnetic field is decreased from 2.70 T to 0.90 Tin a time interval of 96 ms. The average induced current and its direction through the resistor, in this time interval, are closest to: - 20 cm- x 20 cm ww 10 2 a O 75 mA, from a to b O 75 mA, from b to a O 45 mA, from b to a O 45 mA, from a to b O 110 mA, from a to b
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Transcribed Image Text:Question 3
2 pts
In the figure, a wire and a 10 Q resistor are used to form a circuit in the shape of a square, 20 cm by 20 cm. A uniform but non-steady magnetic field is directed into
the plane of the circuit. The magnitude of the magnetic field is decreased from 2.70 T to 0.90 Tin a time interval of 96 ms. The average induced current and its
direction through the resistor, in this time interval, are closest to:
- 20 cm-
x 20 cm
x x
ww
102
O 75 mA, from a to b
O 75 mA, from b to a
O 45 mA, from b to a
O 45 mA, from a to b
O 110 mA, from a to b
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