Question

a piston and machine cylinder contains a fluid
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Answer 1

A piston and cylinder machine containing a fluid system has a stirring device in the cylinder the piston is frictionless and is held down against the fluid due to the atmospheric pressure of 101.325kPa the stirring device is turned 10 000 revolutions with an average torque against the fluid of 1.275MN.

Answer 2

Answer:

A collection of related records form a file. Database as an electronic filing system, organized by fields, records, and files. A field is a single piece of information; a record is one complete set of fields; and a file is a collection of records. A database is a collection of organized tables.