Electrical Machines Regenerative braking is not found in which motor? DC series. DC shunt. DC compound. Induction motor. DC series. DC shunt. DC compound. Induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The working principle of transformer depends on Newtons law. Coulombs law. Amperes law. Faradays law of electromagnetic induction. Newtons law. Coulombs law. Amperes law. Faradays law of electromagnetic induction. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding is placed in the armature core main field pole shoe All of these armature core main field pole shoe All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In normal dc machines operating at full-load conditions, the most powerful electromagnet is field winding interpole and compensating windings together armature winding interpole winding field winding interpole and compensating windings together armature winding interpole winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor of a three phase induction motor has an impedance of 0.4 + j4 ohm per phase at standstill the maximum torque occurs at a slip of _____________. 10 %. 15 %. 50 %. 25 %. 10 %. 15 %. 50 %. 25 %. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A short-shunt cumulatively-compounded dc generator builds up a voltage of 220 V at no load at rated speed. If it is operated as a differentially compounded generator, other things remaining the same, it would build up 6 V somewhat less than 220 V 220 V more than 220 V 6 V somewhat less than 220 V 220 V more than 220 V ANSWER DOWNLOAD EXAMIANS APP