Electrical Machines A 230 V dc series generator is driven at its rated speed. The no-load voltage across its armature terminals would be somewhat less than 230 V 230 V somewhat more than 230 V 6 V somewhat less than 230 V 230 V somewhat more than 230 V 6 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If an induction machine is run at above the synchronous speed it acts as an induction generator None of these a synchronous motor an induction motor an induction generator None of these a synchronous motor an induction motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Winding conductors of an electrical power transformer are mainly insulated by rubber insulation. cotton insulation. wooden insulation. paper insulation. rubber insulation. cotton insulation. wooden insulation. paper insulation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of conductor of a DC motor can be determined by Fleming's right hand rule. Ampere law. Lenz's law. Fleming's left hand rule. Fleming's right hand rule. Ampere law. Lenz's law. Fleming's left hand rule. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC series generator, the terminal voltage with increase in load will remain nearly constant increase gradually and then stay at rated voltage increase to rated voltage and then may decrease decrease remain nearly constant increase gradually and then stay at rated voltage increase to rated voltage and then may decrease decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motors have the advantage of simple in construction. all of below. less maintenance. less cost. simple in construction. all of below. less maintenance. less cost. ANSWER DOWNLOAD EXAMIANS APP