Question

in an engine management system, work is done by the actuators, which consist of all of the following except: a. relays. b. solenoids. c. motor. d. capacitors.

Explanation:

Relays, solenoids, and motors are common actuators in engine management systems that convert electrical or other energy into mechanical action. Capacitors store and release electrical energy and are not actuators that perform work in the sense of mechanical - motion execution in an engine management system.

Answer:

D. Capacitors