Electrical Machines If the speed of a dc motor increases with load torque, then it is a differentially compounded motor permanent magnet motor series motor comulatively compounded motor differentially compounded motor permanent magnet motor series motor comulatively compounded motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines There are two 2-pole DC machines. Main field axis of machine A is horizontal and that of B is vertical. It is preferable to purchase none of these machine A machine B any of the two machines none of these machine A machine B any of the two machines ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 220 V, DC shunt motor is operating at a speed of 1440 rpm. The armature resistance is 1.0 Ω and armature current is 10 A. of the excitation of the machine is reduced by 10%, the extra resistance to be put in the armature circuit to maintain the same speed and torque will be 3.1 Ω 2 .1 Ω 1.79 Ω 1.8 9 Ω 3.1 Ω 2 .1 Ω 1.79 Ω 1.8 9 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machine shape of main field flux distribution is? triangular flat tapped or trapezoidal saddle shape peaky in nature triangular flat tapped or trapezoidal saddle shape peaky in nature ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A flat compound generator is obtained from compound generator by connecting a variable resistor in series with the shunt field in parallel with the shunt field in series with the series field in parallel with the series field in series with the shunt field in parallel with the shunt field in series with the series field in parallel with the series field ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A triangular mmf wave is produced in the air gap of an electric machine. Such wave is produced by stator of a dc machine. rotor of a dc machine. rotor of an synchronous machine. stator of a induction machine. stator of a dc machine. rotor of a dc machine. rotor of an synchronous machine. stator of a induction machine. ANSWER DOWNLOAD EXAMIANS APP
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