The point at which the filament __________ in the viewfinder of an optical pyrometer is when its temperature is equal to the target.

A. appears
B. disappears


Answer: B

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Which statement below is FALSE?

A) Excessive lateral runout can cause a tramp-type vibration B) A tire out of balance statically can cause a tramp-type vibration C) A tire out of balance dynamically can cause a shimmy-type vibration D) Excessive radial runout can cause a tramp-type vibration

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Which term describes the position of the mounting surface compared to the center of wheel depth?

A. centerbore B. wheel balance C. wheel offset D. contact patch

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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?

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Factors affecting protein requirements of dogs and cats include

A. Protein quality B. Amino acid composition C. Protein digestibility D. All of the above E. A and C above

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