The opacity of a gas depends strongly on its _____
A) mass
B) density
C) volume
D) temperature
D
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The density of water is 1.00 g/cm3. What is its density in kg/m3?
What will be an ideal response?
For a pair of Polaroids with axes at 45 degrees to each other
A) light will not pass. B) light that passes is dimmer than for a parallel orientation. C) another Polaroid is necessary for any light to pass.
Heat will not be transferred between two bodies that are at the same ________.
Fill in the blank(s) with the appropriate word(s).
A critical aircraft part made from 7075-T651 aluminum will be prooftested to 90% of the yield strength of 496 MPa, to ensure that no large internal defects are present in the part. If the part passes the proof test, what can we assume is the largest internal crack in the part?
What will be an ideal response?