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Problem 21.08 A very long straight solenoid with a diameter of 300 cm is wound with 40 tums of wire per centimeter and the windings carry acurrent of 0.260A.Asecond col havng N tums and a larger diameter is slipped over the solenoid so that the two are coaxial. The current in the solenoid is ramped down to zero over a period of 0.2s. Part A What average emf is induced in the second coil if it has a diameter of 35cm and N 7? Express your answer in microvolts to two significant figures. E- 32.3 Subosni My Answers Give Up incorrect; One attempt remaining; Try Again Part B What is the induced emf if the diameter is 7.0 cm and N 10? Express your answer in volts to two significant figures. E 2.26 10 Submit My Answers give up Incorrect: Try Again: 2 attempts remaining Continue
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