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Photogrammetry II
FOR351 Mid Term Exam (actual) Spring 2009
| Question | Answer |
|---|---|
| One advantage of aerial photography is enhanced spectral sensitivity. What does this mean? | Photographic sensors are sensitive to more wavelengths than just those in the visible portion of the spectrum. |
| The US Public Land Survey uses a unit of area called a "township." Which of the following statements is true? | Townships are 640 acres in size. |
| Frequency and wavelength are related: | As frequency increases, wavelength decreases. |
| Which of the following is used to calculate "reflectance" values? | It equals (incident radiation - (absorption + transmission)) |
| Grid north lines run parallel to each other, while meridians: | Are different lengths apart depending on latitude. |
| Solving Planck's law yields which of the following pieces of information? | Spectral radiant emittance |
| In which of the following units of measure is the width of a UTM zone constant? | Longitude |
| Describe the general form of Planck's Law; defining the important relationships portrayed in the Law. | Planck's formula predicts that a black body will radiate energy at all frequencies. |
| What is the relationship between wavelength of energy, velocity and total energy content? | As wavelength increases, frequency decreases. |
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JGILL40167
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