Examlex
What is the value of SS (sum of squared deviations) for the following set of scores? If the scores constitute a population,what is the population standard deviation,s? Scores: 1,1,4,0.
Motors Start
The process or method by which electric motors begin to operate, often involving electrical and mechanical systems to overcome inertia.
Auxiliary Contacts
Auxiliary contacts are additional contacts used in a relay or contactor that provide a secondary switching function, often used for signaling or interlocking purposes.
Control Circuit
An electrical circuit designed to control the operation of a device, often using lower power levels than the device it controls.
Relay
An electrically operated switch that allows a circuit to be controlled by a low-power signal, or where several circuits must be controlled by one signal.
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