Which component is responsible for sending the video signal in a television camera?

The component responsible for sending the video signal in a television camera is correctly identified as the signal plate. The signal plate is part of the imaging system within the camera. It plays a crucial role in converting the incoming light from the scene being filmed into an electronic signal, which can then be processed and transmitted as video.

In the functioning of a television camera, light enters through the lens and strikes the target area, which typically includes the signal plate. This plate contains a photosensitive layer that responds to the light, generating an electrical charge that correlates to the intensity of that light. This charge is then read out and transformed into the corresponding video signal.

Understanding the function of the signal plate is critical in comprehending how video cameras operate and how images are captured and transmitted. The target area interacts with the incoming light but does not directly send the signal; rather, it is the signal plate that processes this interaction to produce the video output. This distinction is key in the way television cameras are engineered.