A. Static friction
B. Backlash
C. Saturation
D. None of the above
Related Mcqs:
- A.C. servomotor is basically a____________?
A. universal motor
B. single phase induction motor
C. two phase induction motor
D. three phase induction motor - A.C. servomotor resembles_____________?
A. two phase induction motor
B. Three phase induction motor
C. direct current series motor
D. universal motor - An electric current induced within the body of a conductor when that conductor either moves through a non uniform magnetic field or in a region where there is a change in magnetic flux is called_____________?
A. Induced current
B. Eddy current
C. Back emf
D. None of the above - Non inductive resistances are used in decreasing______________?
A. Mutual inductance
B. Self inductance
C. Magnetic fields
D. Heating effect - In a non-uniform electric field a polar molecule will experience____________?
A. Net torque
B. Net force
C. both series and parallel combinations
D. zero - If an electrons is allowed to move along the field in a non uniform electric field then it will follow__________________?
A. Spiral path
B. Straight line
C. Curved path
D. Circular path - Which of the following is the best method for determining the stability and transient response ?
A. Root locus
B. Bode plot
C. Nyquist plot
D. None of the above - Phase margin of a system is used to specify which of the following ?
A. Frequency response
B. Absolute stability
C. Relative stability
D. Time response - Which of the following motors is used for elevators ?
A. Induction motor
B. Synchronous motor
C. Capacitor start single phase motor
D. Any of the above - For crane travel which of the following motors is normally used ?
A. Synchronous motor
B. D.C. differentially compound motor
C. Ward-Leonard controlled D.C. shunt motor
D. AC. slip ring motor
