The Traditional Performance Appraisal Process. In the conventional performance appraisal or review process, the manager annually writes his opinions of the performance of a reporting staff member on a document supplied by the HR department. In some organizations, the staff member is asked to fill out a self-review to share with the supervisor.
Gimpy. Okay, here's a basic synopsis for you. Solar cells ese photovoltaics to convert sunlight directly into electricity by converting photons (light particles) into electrons (negatively charged particles). Photovoltaic cells are made of semiconductors and silicon, mixed with other material.
When electric charges move in a wire, we say that an electric current flows in the wire. It's like the way a current of water flows in a river. For an electric current to flow, we need two things: something to make the electricity flow, such as a battery or power pack. a complete path for the current to flow in. This is called an electric circuit.