The ____ characteristic of a sensor refers to when it reaches its steady output state after responding to a change of the variable it measures.
A. static
B. dynamic
Answer: A
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The ratio 
? : 
is equivalent to the ratio 6 : 1.
Answer the following statement true (T) or false (F)
Suppose that the liquid molar enthalpy (H) for a binary mixture of benzene (1) and cyclohexane (2) has been fitted to the following functional form (at 50 °C and 9.4 bar)
A) What is the partial molar enthalpy, ¯H_1, of benzene when x1 = 1 at 50°C and 9.4 bar?
B) What is the partial molar enthalpy of benzene in this mixture (at this T and P) when it is equimolar?
C) What is the partial molar enthalpy of cyclohexane in this mixture (at this T and P) when it is equimolar?
D) What is the pure component enthalpy of cyclohexane at this temperature and pressure?
The voltage in a series circuit is the same for each device.
Answer the following statement true (T) or false (F)
What is the purpose of a duct stretcher?
A) To pull rectangular duct together when using drive cleats B) To increase the length of a sheet metal duct when it is within ¼ in C) There is no such thing as a duct stretcher. D) To pull flexible duct straight