Recent questions tagged absolute

Description : Define absolute pressure, atmospheric pressure.

Last Answer : Absolute Pressure : Absolute pressure is defined as actual total pressure including atmospheric pressure acting on a surface  Unit of absolute pressure is pounds per square inch absolute and it ... by the air surrounding to the earth. Unit of atmospheric pressure is Pounds per square inch.

Description : State the meaning of absolute instrument and secondary instrument. 

Last Answer : Absolute instruments:   These instruments read the quantity under measurement indirectly i.e. in terms of deflection, degrees and meter constant. The actual value under measurement can be calculated ... of operation (b) Depending upon permissible percentage error. (c) Depending upon application.

Description : Write difference between absolute & secondary instrument.

Last Answer : Absolute Instrument Secondary Instrument 1. These give magnitude of quantity in terms physical constants of instruments 1. These give reading directly of the quantity at the time of ... Raleigh current balance. 6. Examples - ammeter, voltmeter, amperehour meter, wattmeter etc.