Is a relay a transistor?

Question

A Transistor can be used as a switch. A relay and a large current can be controlled by a smaller current. A Transistor is not mechanical, and can operate much faster than a relay.

Hagrid P Hazard · Accepted Answer

A Transistor can be used as a switch. A relay and a large current can be controlled by a smaller current. A Transistor is not mechanical, and can operate much faster than a relay.

Is a relay a transistor?

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