AC Machines | Why it is necessary to run alternators in parallel? State condition for parallel operation.

Need for parallel operation of alternators: 1) Share the electric load on the p…

AC Machines | Describe the effect of armature reaction on the performance of alternator.

Effect of Armature Reaction on the Performance of Alternator:  Armature reactio…

AC Machines | Explain double field revolving theory for 1 phase induction motor.

Double Field Revolving Theory: The sinusoidally alternating single phase supply…

AC Machines | A 3 phase, 50 Hz, 4 pole, star connected alternator has 72 slots with 4 conductors per slot. The coil span is 2 slots less than pole pitch. If machine gives 6600 V between lines on O.C determine the useful flux per pole.

AC Machines | List the advantages of having stationary armature and rotating field for 3 phase alternator.

Advantages of Stationary Armature and rotating field for Three Phase Alternator…

AC Machines | What are the special features of servo motor? State their types.

Special Features of Servo Motor:  1) The servo motor is specialized for high-re…

AC Machines | Describe the torque speed characteristics of A.C series motor.

Torque Speed Characteristics of A.C series motor: The torque speed characterist…

AC Machines | Derive the condition for maximum torque developed in a 3 phase induction motor.

AC Machines | State and explain the main constructional features and principle of operation of universal motor.

Construction of Universal Motor: The construction of universal motor is just si…

AC Machines | Draw neat sketch of a D.O.L starter and state functions of OLC and NOC.

DOL Starter of 3 Phase Induction Motor: Function of NOC NVC: The No-Volt-Coil (…

AC Machines | With the help of diagram explain how star-delta starter used for reducing starting current of 3 phase induction motor.

Star Delta Starter for 3 Phase Induction Motor:  The stator winding of the moto…

AC Machines | Define and explain distribution factor of a winding with neat sketch.

AC Machines | List any four advantages and two disadvantages of 3 phase induction motor.

Advantages of 3 phase induction motor:  1) Simple in construction. 2) Economica…

AC Machines | Explain how in a 3 phase induction motor to a rotating magnetic field is developed.

Production of Rotating Magnetic Field in Three-phase Induction Motor:  In three…

AC Machines for Third year students of EE and EEE department, As per SBTE Bihar Syllabus

1. Explain how in a 3 phase induction motor to a rotating magnetic field is dev…