Which of the following is the best description of a pressure switch designated nc?
A) It is held closed during normal pressure conditions.
B) It is held closed during extreme low-pressure conditions.
C) It is held closed during extreme high-pressure conditions.
D) It is held open during extreme high-pressure conditions.
Correct Answer:
Verified
Q8: On an automatic temperature control system the
Q9: Q10: The stepped resistor blower speed control has Q11: The temperature fluctuates between hot and cold Q12: Technician A says before attempting to remove Q14: Major circuits are protected by a fusible Q15: The connector for the blower speed control Q16: If blower motor speed control is provided Q17: Infrared temperature sensors measure surface temperatures rather Q18: Air conditioning is not generally required at![]()
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents