The final temperature of 10 kg of ice at 0°C mixed with 60 kg of water at 20°C in an insulated container is 5.5ºC. The net entropy change is nearest: (?h)melt = 340 kJ/kg, Cwater = Cp, water = 4.18 kJ/kg·ºC)
A) 1.25 kJ/K
B) 0.95 kJ/K
C) 0.55 kJ/K
D) 0.35 kJ/K
The ice acts as a reservoir since its temperature is constant as it melts
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Many of the neoconservative intellectuals of the 1980s were reacting most strongly against
A. the decline of Protestantism as the major force in American religion. B. the economic and social reforms of Franklin Roosevelt's New Deal. C. what they saw as the moral and social excesses of 1960s liberalism. D. the increasing control of society by technology and technocrats. E. what they saw as an extremist environmental movement.
What material, sometimes used in friction linings, may cause lung damage with repeated exposure?
A) Asbestos B) Ceramic fiber C) Carbon fiber D) Fiberglass
Why is it advisable to have only one or two suppliers?
What will be an ideal response?
____ refers to the pleasurable response you get to an object or experience.
A. Ergonomics B. Aesthetics C. Impact D. Yield