DC Generators The yoke of a dc machine carries ______ pole flux. One-half of None of the listed here Three times Two times the One-half of None of the listed here Three times Two times the ANSWER DOWNLOAD EXAMIANS APP
DC Generators Wave winding is composed of Any odd number of conductors That even number which is exact multiple of poles + 2 Any even number of conductors That even number which is exact multiple of poles Any odd number of conductors That even number which is exact multiple of poles + 2 Any even number of conductors That even number which is exact multiple of poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, armature reaction _____ pole tip. None of the listed here Weaknes the flux at the trailing Weaknes the flux at the leading Strengthns the flux at the leading None of the listed here Weaknes the flux at the trailing Weaknes the flux at the leading Strengthns the flux at the leading ANSWER DOWNLOAD EXAMIANS APP
DC Generators When two D.C. generators are running in parallel an equalizer bar is used To increase the series flux To reduce the combined effect of armature reaction of both the machines So that the two identical machines will pass approximately equal currents to the load To increase the generated e.m.f. To increase the series flux To reduce the combined effect of armature reaction of both the machines So that the two identical machines will pass approximately equal currents to the load To increase the generated e.m.f. ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator is also called its_______ characteristic. No load saturation Performance Internal External No load saturation Performance Internal External ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a commutator Mica and copper are equally hard Mica is harder than copper None of the listed here Copper is harder than mica Mica and copper are equally hard Mica is harder than copper None of the listed here Copper is harder than mica ANSWER DOWNLOAD EXAMIANS APP
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