Which type of single-phase induction motor is used for hard-starting applications, such as for compressors?
A. resistance-start
B. capacitor-start
Answer: B
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Double-line drawings may include use of the ____ welding symbols to indicate the kinds of welds required for assembling the components of the pipe layout.
A. standard B. company C. public D. normalized
A ____ is a trough or trench that is dug and filled with drainage material and plant life to slowly absorb rainwater into the ground during and after a heavy rainfall.
A. swill B. swale C. moat D. break
In addition to energy performance rating by NFRC, windows are also rated for: (i) wind load resistance (structural performance), (ii) water leakage, (iii) resistance to forced entry, and (iv) air leakage. Is this part of NFRC rating?
What will be an ideal response?
A large capacity evaporator would probably have ____.
A. stainless steel tubing B. an excess of liquid refrigerant C. an excess of vapor refrigerant D. multiple refrigerant circuits