In D.C. machines the width of the duct is usually

Related MCQs

• In D.C. machines, the ____ in field mmf results in increase in size and cost of machines.
• In D.C. machines the number of slots per pole usually lies
• The design of mechanical parts is particularly important in case of _____ speed machines.
• In ______ machines, the size of the shaft is decided by the critical speed which depends on the deflection of the shaft.
• Electrical machines having a power output upto about 750 W may be called_______machines.
• Electrical machines having power outputs ranging from a few kW upto approximately 250 kW may be classified as
• Commercial available medium size machines have a speed range of ______ .
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• is universally used for windings of electrical machines because it is easily workable without any possibility of fracture.
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