HVAC Controls Practice Tests ( Sensor)-1
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Question 1 of 10
1. Question
1 pointsIn which of the following controls the signal transmission is air pressure?
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Question 2 of 10
2. Question
1 pointsIf the valve opens when the control signal is applied, this valve is called as ………….
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Question 3 of 10
3. Question
1 pointsThe controlled device receives the signals from …………….
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Question 4 of 10
4. Question
1 pointsWhich of the following is the suitable current signal range?
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Question 5 of 10
5. Question
1 pointsWhich of the following is the primary controlled variable in HVAC applications?
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Question 6 of 10
6. Question
1 pointsIn HVAC applications for higher temperature measurement which of the following sensors is generally used?
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Question 7 of 10
7. Question
1 pointsWhich of the following temperature sensor has high sensitivity?
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Question 8 of 10
8. Question
1 pointsThe RTD temperature sensor have a …………….. temperature coefficient.
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Question 9 of 10
9. Question
1 pointsWhen the length of the wire has increased, the resistance of the wire ……………………
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Question 10 of 10
10. Question
1 pointsPitot tube is used to measure ………………..
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