12. You have 15.0 m long piece of wire with which to construct a solenoid. You wind the entire wire into a tight cylindrical coil of length = 0.10 m and radius r. When attached to a battery, your solenoid carries a current of 1.0 A and generates a 1.5 x 10-3 T magnetic field. What is the radius of the coil? A. 2.0 cm B. 3.0 cm C . 3.5 cm D. 3.8 cm E.4.0cm
12. You have 15.0 m long piece of wire with which to construct a solenoid. You wind the entire wire into a tight cylindrical coil of length = 0.10 m and radius r. When attached to a battery, your solenoid carries a current of 1.0 A and generates a 1.5 x 10-3 T magnetic field. What is the radius of the coil? A. 2.0 cm B. 3.0 cm C . 3.5 cm D. 3.8 cm E.4.0cm
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Transcribed Image Text:12. You have 15.0 m long piece of wire
with which to construct a solenoid. You
wind the entire wire into a tight cylindrical
coil of length = 0.10 m and radius r.
When attached to a battery, your solenoid
carries a current of 1.0 A and generates a
1.5 x 10-3 T magnetic field. What is the
radius of the coil? A. 2.0 cm B. 3.0 cm C
. 3.5 cm D. 3.8 cm E.4.0cm
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