What statement is true regarding DC motors ?
A
DC motors are more common tha AC motor
B
DC motors are easy to maintain
C
DC motors are less expensive than AC motors
D
DC motors have the constant speed characteristic
E
DC motors run on the principles of attraction and repulsion of magnetism
İlgili Sorular
The TEV (thermostatic expansion valve) is located between:…...used as main agent for A categorized fire.What type of gauge reads pressure and vacuum?Which of the following instruments is not included in the electrical equipment?The port state control officer (PSCO) may determine if the responsible ship’s personel are familiar...