What is the advantage of using colder thermal storage for storing off-peak cooling capacity?
A) pumps can move colder water more easily B) the air feels colder
C) it takes less energy to make colder ice D) less flow is required for a given cooling load
D
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One type of nonsinusoidal waveform is the _____.
a. square wave b. sine wave c. phase angle wave d. peak wave
Classify the type of map shown in Figure P1–3. Describe how you came to your conclusion.
What will be an ideal response?
The subsequent problems deal with the circuit below. Assume that when the transistor is in saturation, the collector-to-emitter drop is 0.2 V and the base-to-emitter forward bias voltage is 0.7 V.
When Vin = 0V, the voltage at the base of the transistor is
A. 5 V B. 0.7 V C. 4.3 V D. 0 V E. 0.2 V
Dogs and cats that provide special services as well as companionship are truly special
A. True B. False