14- Direct Sensing And 15- Electronics

Question 1

Electronic sensors

Answer 1

Consists of a sensing device, processor, and circuit that provides output voltage.

Question 2

Transducer

Answer 2

Device that converts energy from one form to another.

Question 3

Relay

Answer 3

Electromagnetic switch that can switch on or off a large current using a small current.

Question 4

Light emitting diode

Answer 4

Emits light only when forward biased - Used to indicate state of output op amp