In selecting a unalloyed alumina material for a design, it would be expected that the one with the _________density would have the highest tensile strength.
Fill in the blank(s) with the appropriate word(s).
highest
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What will be an ideal response?
Compare two 1.0 L gas samples - one of hydrogen (molecular mass 2.0 u) and one of oxygen (molecular mass 16.0 u). Each sample contains the same number of molecules, and is at the same pressure. What is the ratio of temperatures of the oxygen sample to the hydrogen sample?
A. 1/8
B. 
C. 8
D. 
E. 1
A 2-mol ideal gas system undergoes an adiabatic process where it expands and does 20 J of work on its environment. How much heat is received by the system?
a. ?20 J b. zero c. +10 J d. +20 J e. ?10 J
An RL circuit has L = 0.40 H and R = 5.0 W. It is connected to a battery with e = 22 V at time t = 0 . Find the energy stored in the inductor when the current in the circuit is 2.3 A
a. 5.0 J c. 50 mJ b. 2.0 J d. 1.1 J