A cumulatively compounded motor does not run at dangerous speed at light loads because of the presence of ______.

Related MCQs

• Cumulatively compounded motors are used where we require _____.
• Cumulatively compounded motors are used where we require _____.
• A 3-phase , 50 Hz , 4-pole squirrel cage induction motor has its stator rewound for 6 poles without any alternations in the rotor. The motor would now run at a speed
• When the direction of power flow in a differential compounded motor reverses, it will operate as a:
• When load is removed, .......motor will run at the highest speed.
• The rotor of an induction motor can't run at synchronous speed, if it did so then
• A DC shunt motor is driving a constant torque load. On inserting an additional resistance in the armature circuit, the speed of the motor will:
• ____ motor is a variable speed motor.
• A 4 pole, 250V series motor has a wave connected armature with 1254 conductors. The flux per pole is 22mWb when the motor taking 50A. Iron and friction lossses amount to 1000W. Armature resistance 0.2Ω, series field resistance 0.2Ω. What is the speed of the motor___.
• A 4 pole, 500V shunt motor has 720 wave connected conductors on its armature. The full load armature current is 60A and flux per pole is 0.03Wb. The armature resistance is 0.2Ω and contact drop per brush is 1V. What is the full load speed of the motor?