Question

Instructions: For the appropriate problems circle the letter corresponding to the correct answer. If you are sure that no correct answer is shown, you should write your answer in space (1) Some questions require filling the blanks. Note that some problems/questions have more than one (1) correct answer. For those problems/questions you should give all the correct answers. The numbers in the [] represent the points for the problem. Use the figure at the right for problems 1 and 2. [6] 1. A 5.61 m2 resistor, 1.55 H inductor and switch are connected in series across an ideal EMF source 9.50 V. How much energy is stored in the magnetic field of the inductor when switch S is closed and the magnetic field becomes stable? Answer: (a) 1.88 J. (b) 2.22J (c) 2.77). (d) 3.20J. (e) 3.79). ()

Answer 1

me L becomes shost arcuted. E I-= 9.50 10.7 1.69 xloA LLI? - 4x1.55*16° *(1.69]*x103 E » 2.22% option (b) Es Scanned with CamScanner