Which of the following motors is used in a situation where load increases with speed ?
A. Induction motor
B. Three-phase series motor
C. Schrage motor
D. Hysteresis motor
A. Induction motor
B. Three-phase series motor
C. Schrage motor
D. Hysteresis motor
A. more than i.he rated torque
B. rated torque
C. less than the rated torque
D. zero
A. improves the efficiency
B. helps the rotor teeth to remain under the stator teeth
C. helps in reducing the tendency of the rotor teeth to remain under the stator teeth
D. improves the power factor
A. from main pole to shaded pole
B. from shaded pole to main pole
C. either of the above depending on voltage
D. either of the above depending on power factor
A. Shaped pole motor
B. Split phase motor
C. Capacitor start motor
D. Capacitor run motor
A. equal to full load current
B. less than full load current
C. slightly more than full load current
D. several times the full load current
A. Electric shavers
B. Refrigerators
C. Signalling and timing devices
D. Lifts and hoists