A pane of red glass transmits primarily
A) red light.
B) the complementary color of red light.
C) all colors of light.
Answer: A
You might also like to view...
The web's ______ advantage enables the fast and inexpensive distribution of published information over the Internet and the web.
A. currency B. connectivity C. interactivity D. delivery
A venturi tube may be used as the inlet to an automobile carburetor. If the 2.0-cm diameter pipe narrows to a 1.0-cm diameter, what is the pressure drop in the constricted section for an airflow of 3.0 m/s in the 2.0-cm section? (r = 1.2 kg/m3.)
a. 70 Pa b. 85 Pa c. 100 Pa d. 120 Pa e. 81 Pa
The moon revolves around the earth once every __________ days
Fill in the blank(s) with the appropriate word(s).
The xy plane is "painted" with a uniform surface charge density which is equal to 40 nC/m2 . Consider a spherical surface with a 4.0-cm radius that has a point in the xy plane as its center. What is the electric flux through that part of the spherical surface for which z > 0?
a. 14 N × m2/C b. 11 N × m2/C c. 17 N × m2/C d. 20 N × m2/C e. 23 N × m2/C