Molar Specific Heats: A certain ideal gas has a molar specific heat at constant pressure of 7R/2. What is its molar specific heat at constant volume?
A. 5R/2
B. 3R/2
C. 8R
D. 9R/2
E. 6R
Answer: A
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A projectile is shot from the edge of a vertical cliff 60.0 m above the ocean. It has a speed of 100 m/s and is fired at an angle of 35.0° above the horizontal. How far from the foot of the vertical cliff does the projectile hit the water?
A) 126 m B) 312 m C) 684 m D) 1080 m E) 540 m
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a. is equal to that of the fluid. b. is less than that of the fluid. c. is more than that of the fluid. d. cannot be compared to that of a material in a different phase.
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