What is the primary role of a receiver?

The primary role of a receiver is to convert electrical energy into mechanical movement. This process is vital in various applications, such as in motors and actuators, where electrical signals from a control system need to be transformed into physical motion to perform specific tasks.

In this context, the receiver takes the signals it receives and utilizes them to create mechanical motion, demonstrating its essential function in the actuation of systems. This transformation allows for the execution of tasks based on the control signals or electrical inputs it receives, which is fundamental in numerous electronic and electromechanical systems.

The other options describe different functions that are important in electronics and communications but do not accurately encapsulate the primary role of a receiver. For instance, converting mechanical energy to electrical energy pertains to generators, while generating control signals typically refers to components like controllers or microcontrollers, which are not the main function of a receiver. Amplification of signals is more aligned with the role of amplifiers in a circuit, focusing on increasing the strength of signals rather than converting energy forms.