What is a thermocouple - Study guides, Class notes & Summaries

8.33 meters is the full wavelength in air for what RF frequency? 36 MHz Decimal 164 would appear as what in binary? A resistor has color stripes yellow, violet, violet, silver. It is? 470 MegOhm +/- 10% What is the total capacitance of three capacitors valued at 100uf, 100uf and 50uf when connected in series? 25 pf What is the ripple frequency of a full wave single phase bridge rectifier operated at 60 Hz? 120 Hz What emits a voltage when heated or cooled? Thermocouple Adding the binary...

G2 Gas Technician Module 12 Questions and Answers Already Passed What does an Aquastat do? Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. What does a low water cut off do? Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. in series with gas valve.,What does a water flow switch do? Automatic safety control (normally open). Senses wat...

Gas Tech II Exam Questions and Answers 100% Pass 1) What is the minimum diameter of a pressure gauge needed to perform leak test on gas piping? 3" 2) Amp meter can read what? Conductor magnetic field. 3) What would be the primary voltage of a furnace? 120/1/60. 4) What is the function of an intermittent pilot? Stay on during the main burner operation. 5) What is the millivolts power output on a thermocouple closed circuit test? 10 to 15 millivolts. 6) A pilot with a lazy yellow flame woul...

What precautions, if any, must be taken when installing a gas furnace on a wooden platform in an attic? - Answer- Use a zero-clearance furnace or add a non-combustible base A vent connector should have a as few elbows and joints as possible to: - Answer- Reduce resistance of flue gases The gas control valve may be damaged if exposed to an inlet pressure above - Answer- 14in wc To which thermostat is leveling the most critical: - Answer- Mercury Bulb Which of the following is a reason...

8.33 meters is the full wavelength in air for what RF frequency 36 mhz Decimal 164 would appear as ______ in Binary A resistor has colorstripes yellow, voilet, silver it is 470 MegOhm +/- -10 % what is the total capacitance of three capacitors valued at 100 pf, 100 pf and 50 pf when connected in series 25pF What is the ripple frequency of a full wave single phase bridge rectifier operated at 60Hz 120 Hz When heated or cooled a __________ emits a voltage Thermocouple Which wire size is p...

8.33 meters is the full wavelength in air for what RF frequency? → 36 MHz Decimal 164 would appear as what in binary? → A resistor has color stripes yellow, violet, violet, silver. It is? → 470 MegOhm +/- 10% What is the total capacitance of three capacitors valued at 100uf, 100uf and 50uf when connected in series? → 25 pf What is the ripple frequency of a full wave single phase bridge rectifier operated at 60 Hz? → 120 Hz 1 | P a g e | © copyright 2024/2025 | Grade A+ ...

What does an Aquastat do? - Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. What does a low water cut off do? - Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. in series with gas valve.,What does a water flow switch do? - Automatic safety control (normally open). Senses water flow and switch closes What does a Pressure Control ...

What is a thermocouple? a. a metal probed thermometer b. a type of single us impermeable glove c. a thermostat in a walk in cooler d. a backflow prevention device - ANSWER a. a metal probed thermometer it is a thermometer with a metal probe, the sensing area is the tip of the probe and the reading is given digitally commonly used to measure the temperature of thick and thin food What is the best approach to dealing with pests? a. deny pests food, water, and shelter b. deny pe...

Audio signals, such as the output from DVD players, satellite receivers and preamplifers, usually are of what amplitude for input to a TV, modulator or other equipment? - 1 voltage peak to peak The gain of an op-amp is directly, but inversely, related to bandwidth as input frequency increases: - Always Applying positive voltage to the P end and negative to the N end of a germanium diode: - will forward bias it Some variable capacitors are made so the plates interleave. The capacitance vari...

Instrument Test Questions And Answers | Latest Update | 2024/2025 | Rated A+ What is calibration in the context of instrumentation? Calibration is the process of adjusting the accuracy of a measuring instrument to ensure its measurements align with a known standard. What does a pressure transducer do? A pressure transducer converts pressure measurements into an electrical signal for monitoring and control purposes. Why is it important to perform routine instrument tests? Routine...