The final stage of a class D amplfier is
A) a comparator B) a high-pass filter C) a MOSFET D) a low-pass filter
D
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Technician A says that at stall speed the impeller is spinning as fast as the engine can drive it. Technician B says that at stall speed the turbine is stationary. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Before the energy code requirement for continuous insulation came in force, the shelf angles for brick veneer support were anchored directly to the spandrel beam in a frame structure and the insulation was provided toward the outside of the shelf angle. With the requirement for continuous insulation, the insulation is sandwiched between the shelf angle and the spandrel beam. How then is the shelf
anchored to the spandrel beam? What will be an ideal response?
How much of the world's population faces food insecurity?
a. 6 percent c. 26 percent b. 17 percent d. 36 percent
Elements that join pairs together are known as chains.
Answer the following statement true (T) or false (F)