Multiple Choice
Use the following to answer the next two questions:
-A coil of radius R = 5 cm lies inside a long solenoid which carries a current I1 = 10 A and has 800 turns/m.The coil carries a current I2 = 4 A and the normal of the plane of the coil is at an angle = 30 with the axis of the solenoid.The magnetic field produced by the solenoid at the center is ____ times greater than the magnetic field by the coil at the center.
A) 100
B) 200
C) 1000
D) 2000
E) 8000
Correct Answer:

Verified
Correct Answer:
Verified
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