How are clamp-on ammeters used?
A) They are clamped around one of the power wires feeding the circuit.
B) They are clamped onto the load.
C) They are clamped around both power wires feeding the circuit.
D) They are clamped to the case of the unit.
A
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Out of the three dimensions of the commonly used concrete masonry units (CMUs), the length and height dimensions are standard for all units. The through-wall dimension (the width of the unit) is not standard, i.e., the CMU are made in several widths. Name the commonly used widths of CMUs.
What will be an ideal response?
Two-way joist slabs are commonly known as _____.
a. cross-rib slabs b. waffle slabs c. ribbed slabs d. indented slabs
With ____, surface tension helps hold the metal in place, giving excellent bead contour.
A. mild steel B. aluminum C. stainless steel D. low carbon steel
Which of the following is not considered a flow control valve?
A. A gate valve B. A pressure regulator C. A ball valve D. A two-way, sliding spool valve