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Engineering Dept. of Electrical Eng. Measurements and Instrument Final Exam Spring 2022 Time allowed 2 hours 1. A PMMC i
Posted: Mon Jun 06, 2022 7:09 pm
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- Engineering Dept Of Electrical Eng Measurements And Instrument Final Exam Spring 2022 Time Allowed 2 Hours 1 A Pmmc I 1 (22.67 KiB) Viewed 34 times
Engineering Dept. of Electrical Eng. Measurements and Instrument Final Exam Spring 2022 Time allowed 2 hours 1. A PMMC instrument has a 0.12 T magnetic flux density in its air gaps. The coil dimensions are D 1.5 cm and l = 2.25 cm. Determine; The number of coil turns (N) required giving a torque of 4.5 µN.m when the coil current is 200 μA. (5 Marks) كلية الهندسة - قسم الهندسة الكهربائيه