Hamad Electrical Machine Design 07/12/2020 A. zero B. low C. high D. none of the above Related Mcqs: impose limitation on design____________?A. Saturation B. Temperature rise C. Efficiency D. Power factor E. All above... The noise produced by a ___________ cooled machine is less as the rotor moves in a medium of smaller density?A. air B. hydrogen C. either A. or B. D. none of the above... Power transformers should be designed to have maximum efficiency________________?A. at one-fourth load B. at one-half load C. at or near full load D. any of the above... In a D.C. machine the current per brush arm should not be more than_____________?A. 100 A B. 200 A E. 300 A D. 400 A... The surge phenomenon is particularly important in case of_______________?A. low voltage transformers B. medium voltage transformers C. high voltage transformers D. any of the above...
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