What is the main cause of high condensing temperature and pressure in air-cooled systems?
What will be an ideal response?
Dirty condensers.
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El balanceo rápido de la carga puede hacer que el radio de la carga ______.
a. se eleve hasta la polea b. aumente c. disminuya d. permanezca igual
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Which of the following eliminates wrinkling or flattening when bending PVC?
a. Hickey b. Die c. Reamer d. Plug set
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Oil is removed from the refrigerant vapor by a
A) mist eliminator in the heater. B) valve in the cooler. C) filter in the condenser. D) coil in the vaporizer.
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Consider the half-wave rectifier shown in Figure 12.18. Determine vo(t) with and without the freewheeling diode. Assume each diode has a forward resistance of 50? and a forward bias voltage of 0.7V. Also assume R = 10? and L = 2H.
What will be an ideal response?
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