At low values of slip, the electromagnetic torque is directly proporti – McqOptions

MCQOPTIONS

1.	At low values of slip, the electromagnetic torque is directly proportional to ___________
A.	s
B.	s<sup>2</sup>
C.	s<sup>3</sup>
D.	s<sup>4</sup>
Answer» B. s<sup>2</sup>

Discussion

No Comment Found

Related MCQs

The value of slip at which maximum torque occurs ________
Calculate the total heat dissipated in a resistor of 44 when 0 A current flows through it.
Calculate the time period of the waveform v(t)=12sin(8 t+8 15)+144sin(2 t+ 6)+ 445sin( t+7 6).
At low values of slip, the electromagnetic torque is directly proportional to ___________
The power factor of a squirrel cage induction motor is ___________
If induction motor air gap power is 1.8 KW and gross developed power is .1 KW, then rotor ohmic loss will be _________ KW.
The slope of the V-I curve is 9.1 . Calculate the value of resistance. Assume the relationship between voltage and current is a straight line.
In the rotor voltage injection method, when an external voltage source is in opposite phase with the main voltage then speed will ___________
Calculate the average value of the sinusoidal waveform x(t)=848sin(1.65 t+2 0.68).
A 2-pole, 3-phase, ______ Hz induction motor is operating at a speed of 550 rpm. The frequency of the rotor current of the motor in Hz is 2.