Measurement, Conversion and Control Questions

• The triac provides better dc power control than the SCR.
• A resistance temperature detector produces a voltage for a given change in temperature.
• The SCR is ideal for ac applications.
• The ________ are two types of acceleration transducers.
• The three types of relative pressure measurement are ________.
• The voltage produced by a thermocouple is called the _________.
• A sample-and-hold circuit consists of _________.
• All triacs operate in __________.
• A thermistor's temperature characteristic is essentially _________.
• A triac is different from an SCR because ________.
• A(n) _____ can be rapidly switched on and off remotely by another controlling circuit.
• The number of bits in a digital word determines the number of digital combinations that will be represented. The number of combinations can be calculated by ________.
• The ______ is composed of a transformer with a movable core, a primary, and two secondaries.
• RTDs, strain gauges, and pressure transducers are _____ devices.
• The two most common types of analog-to-digital converters discussed in this chapter were the ______.