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The active resistance of the stator winding is calculated at the temperature of 45°c
Answer: b Explanation: The active resistance of the stator winding determination is one of the steps in the design of stator windings. The value is calculated at the temperature of 45° C.
Answer: b
Explanation: The active resistance of the stator winding determination is one of the steps
in the design of stator windings. The value is calculated at the temperature of 45° C.
See lessWhat is the thickness of the laminations of magnetic poles?
Answer: c Explanation: The minimum value of the thickness of the laminations of magnetic poles is 0.35 mm. The maximum value of the thickness of the laminations of magnetic poles is 0.5 mm.
Answer: c
Explanation: The minimum value of the thickness of the laminations of magnetic poles is
0.35 mm. The maximum value of the thickness of the laminations of magnetic poles is
0.5 mm.
See lessHow many type of excitations does the universal commutator motors have?
Answer: b Explanation: There are two kinds of excitation present for the universal commutator motors. One winding is intended to run the motor to ac supply voltage. The other winding is connected in series with the first winding when the motor is operated from dc supply voltage
Answer: b
Explanation: There are two kinds of excitation present for the universal commutator
motors. One winding is intended to run the motor to ac supply voltage. The other
winding is connected in series with the first winding when the motor is operated from dc
supply voltage
See lessHow is the reluctance motor with respect to a synchronous motor and are the field windings?
Answer: b Explanation: Reluctance motor is nothing but a simple small synchronous motor with salient pole rotor. They are without field windings in which the field flux is produced.
Answer: b
Explanation: Reluctance motor is nothing but a simple small synchronous motor with
salient pole rotor. They are without field windings in which the field flux is produced.
See lessWhat is the relation of the input voltage with the magnetic flux?
Answer: c Explanation: The input voltage is given constant, which results in the constant magnetic flux. The magnetic flux is independent of the excitation.
Answer: c
Explanation: The input voltage is given constant, which results in the constant magnetic
flux. The magnetic flux is independent of the excitation.
See lessHow many design dimension are present in the design of the small reluctance motor?
Answer: c Explanation: There are 5 design dimensions present in the design of the small reluctance motors. They are the design of the main dimensions, design of stator windings, design of the rotor of the reluctance motor, design of performance parameters, design of losses and efficiency.
Answer: c
Explanation: There are 5 design dimensions present in the design of the small
reluctance motors. They are the design of the main dimensions, design of stator
windings, design of the rotor of the reluctance motor, design of performance parameters,
design of losses and efficiency.
See lessWhat is the range of the constant used in the calculation of the active power of reluctance motor?
Answer: b Explanation: The minimum value of the range of the constant used in the calculation of the active power of reluctance motor is 0.35. The maximum value of the range of the constant used in the calculation of the active power of reluctance motor is 0.55.
Answer: b
Explanation: The minimum value of the range of the constant used in the calculation of
the active power of reluctance motor is 0.35. The maximum value of the range of the
constant used in the calculation of the active power of reluctance motor is 0.55.
See lessHow many steps are present in the calculation of the determination of main dimensions?
Answer: a Explanation: There are 5 steps present in the calculation of the determination of main dimensions. They are electromagnetic power of reluctance motor, output coefficient, pole pitch, pole arc, peripheral velocity.
Answer: a
Explanation: There are 5 steps present in the calculation of the determination of main
dimensions. They are electromagnetic power of reluctance motor, output coefficient,
pole pitch, pole arc, peripheral velocity.
See lessHow many steps are present in the calculation of the design of stator windings?
Answer: b Explanation: There are 11 steps involved in the calculation of the design of stator windings. They are input current to motor, number of stator slots, stator winding pitch, winding factor, useful flux, number of turns per stator winding, cross sectional area of the stator winding, slot areRead more
Answer: b
Explanation: There are 11 steps involved in the calculation of the design of stator
windings. They are input current to motor, number of stator slots, stator winding pitch,
winding factor, useful flux, number of turns per stator winding, cross sectional area of the
stator winding, slot area, mean length for conductor, active resistance of stator winding,
specific permeance of leakage flux.
See lessWhat is the relation between total iron loss for induction motors and the sum of stator tooth and core loss?
Answer: c Explanation: The total iron loss for induction motors is 1.5-2.5 times the sum of stator tooth and core loss. The total iron loss is due to fundamental frequency flux.
Answer: c
Explanation: The total iron loss for induction motors is 1.5-2.5 times the sum of stator
tooth and core loss. The total iron loss is due to fundamental frequency flux.
See less