Reference no: EM132782216

1. Heat transfer decreases with increased?

a. Conductivity

b. R-factor

c. U-factor

d. Molecular activity

2. Ninety kilograms of ice at 0 deg. celsius completely melted. Find the entropy change in KJ/K? (Take latent heat of ice as 320 KJ/Kg)

a. 0

b. 85

c. 45

d. 105

3. The change in thermodynamics availability is equal to?

a. the quality delta S

b. maximum possible work output

c. actual work output

d. the change in enthalpy

4. The ratio of the heat equivalent of the net output power to the total heat at supplied?

a. mechanical efficiency

b. heat efficiency

c. thermal efficiency

d. power efficiency

5. Device used to determine whether the part has been made tolerance required?

a. gages

b. inside micrometer

c. level

d. planimeter