DC Motors Which of the following motors is most suitable for signalling devices and many kinds of timers ? Induction motor C. series motor C. shunt motor Reluctance motor Induction motor C. series motor C. shunt motor Reluctance motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors A three point starter is considered suitable for All D.C. motors Shunt as well as compound motors Shunt motors Shunt, compound and series motors All D.C. motors Shunt as well as compound motors Shunt motors Shunt, compound and series motors ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc motor if the back emf is absent Motor will burn Motor will run at very high speed Motor will run at very slow speed Motor will not run at all Motor will burn Motor will run at very high speed Motor will run at very slow speed Motor will not run at all ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a D.C. shunt motor, under the conditions of maximum power, the current in the armature will be Almost negligible Less than full-load current Rated full-load current More than full-load current Almost negligible Less than full-load current Rated full-load current More than full-load current ANSWER DOWNLOAD EXAMIANS APP
DC Motors The mechanical power developed by a shunt motor will be maximum when the ratio of back emf to applied voltage is 0.5 2.0 1.0 4.0 0.5 2.0 1.0 4.0 ANSWER DOWNLOAD EXAMIANS APP
DC Motors The friction and windage losses in a dc motor depends upon Flux Field and armature resistance Armature current Speed Flux Field and armature resistance Armature current Speed ANSWER DOWNLOAD EXAMIANS APP
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