(11%) Problem 6: A 1.55 H inductor in an RL circuit (with resistance 1.95 2) is initially carrying a current of 5.15 A. A switch is then thrown (between positions 1 and 2, see figure), which causes the inductor to begin losing energy. Randomized Variables I= 5.15 A L= 1.55 H R= 1.95 2 Otheex DA 33% Part (a) What is the initial energy in the inductor in J? End = Grade S Deduction Potential sin) cos() tan() 8. 9 HOME Submissi cotan() asin() acos() 4. 6. Attempts (39per atan() acotan() sinh() 12 3 detailed cosh() tanh() cotanh) + O Degrees O Radians vol AC CLEAR Submit Hint Fredlack I give up! Hints: 06 deduction per hint. Hints remaining: 3 Feedback:096 deduction per feedback E A 33% Part (b) How long will it take the current to decline to 25.00% of its initial value? Express this value in seconds. EA 33% Part (c) Calculate the average power dissipated in W.
(11%) Problem 6: A 1.55 H inductor in an RL circuit (with resistance 1.95 2) is initially carrying a current of 5.15 A. A switch is then thrown (between positions 1 and 2, see figure), which causes the inductor to begin losing energy. Randomized Variables I= 5.15 A L= 1.55 H R= 1.95 2 Otheex DA 33% Part (a) What is the initial energy in the inductor in J? End = Grade S Deduction Potential sin) cos() tan() 8. 9 HOME Submissi cotan() asin() acos() 4. 6. Attempts (39per atan() acotan() sinh() 12 3 detailed cosh() tanh() cotanh) + O Degrees O Radians vol AC CLEAR Submit Hint Fredlack I give up! Hints: 06 deduction per hint. Hints remaining: 3 Feedback:096 deduction per feedback E A 33% Part (b) How long will it take the current to decline to 25.00% of its initial value? Express this value in seconds. EA 33% Part (c) Calculate the average power dissipated in W.
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