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THERMODYNAMIC OPEN SYSTEM : A system which can exchange matter and energy with the surrounding is called an open system. Example air compresser . Air at low pressure enter and high pressure to leave. CLOSE SYSTEM: A System which can exchange only energy (not matter) with the surrounding is called close system. Example gas enclosed a cylinder when heated and drives system outward . ISOLATED SYSTEM A system which is thermally insulated and has no transfer heat with the surrounding is called isolated system. please subscribe my youtube channel @PCMwithme For more updates click now spcmwithme.blogspot.com
ELECTRONICS : the branch of engineering which deals with current conduction through a vacuum or gas or semiconductor is known as electronic. ANALOG SIGNAL: A continuously varying signal (voltage or current) is called an analog signal For example: sinusoidal voltage . Digital signal : A signal which can have only two discrete values is called a digital signal. For example a square wave is a digital signal. ...
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