Consider an infinitely long solenoid with N turns per unit length, radius R and carrying a current I(t) = a cos wt, where a is a constant and w is the angular frequency. The magnitude of electric field at the surface of the solenoid is (A)H,NRwa sin wt (B) HowNR cos wt (C) H,NRWA sin wt (D) HOWNR cos wt
Consider an infinitely long solenoid with N turns per unit length, radius R and carrying a current I(t) = a cos wt, where a is a constant and w is the angular frequency. The magnitude of electric field at the surface of the solenoid is (A)H,NRwa sin wt (B) HowNR cos wt (C) H,NRWA sin wt (D) HOWNR cos wt
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Transcribed Image Text:Consider an infinitely long solenoid with N turns per unit length, radius R and carrying a
current I(t) = a cos wt, where a is a constant and w is the angular frequency. The
magnitude of electric field at the surface of the solenoid is
(A)H,NRwa sin wt
(B) -H,WNR cos wt
(C) HọNRwa sin wt
(D) µowNR cos wt
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