The wavelength of yellow sodium light in vacuum is approximately 6.0 x 10-7m. The frequency
is most nearly:
a.
1.7 * 106 Hz
c.
1.8 * 102 Hz
e.
5.0 * 1014 Hz
b.
1.8 Hz
d.
2.0 x 10-15 Hz

The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system

On a hot saturday morning while people are working inside, the air conditioner keeps the temperature inside the building at 22degreesc. at noon the air conditioner is turned off, and the people go home. the temperature outside is a constant 33degreesc for the rest of the afternoon. if the time constant for the building is 4 hr, what will be the temperature inside the building at 4 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? at 6 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? when will the temperature inside the building reach 24degreesc? 324281