Digital elevation model (DEM)
What will be an ideal response?
A digital elevation model (DEM) typically refers to a raster image model created from a collection of 3-D points showing bare surfaces of land, without natural vegetation and built structures.
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Which of the following occurs as soon as a heating thermostat is closed?
a. The flame rollout switch opens. b. The blower fan starts c. The inducer fan starts. d. The inducer pressure switch opens.
A wheel speed sensor is being checked using an oscilloscope. The pattern shows a fluctuating voltage level as the wheel is turned. What does this mean?
A) A loose electrical connector B) The oscilloscope in incorrectly attached C) The wheel needs to be balanced D) A bent axle or hub
A temperature rise __________ the density of a gas.
A. increases B. reduces C. has no effect on
In a job interview, a job candidate should answer questions clearly and volunteer additional information that further relates to the questions.
Answer the following statement true (T) or false (F)