List the four pieces of information used in the numerical coding for electrodes
What will be an ideal response?
The four pieces of information on the electrode are "E" for electrode, tensile strength, welding
position, and welding current and/or depth of penetration.
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Which statement is true about refrigerant cooling coils?
A) Control is achieved by a valve on the discharge of the coil. B) Refrigerant changes from liquid to gas in the coil. C) Face velocity can be high since refrigerant coils operate dry. D) Refrigerant changes from gas to liquid in the coil.
The scale to which a drawing has been done is usually found in the _________________________.
Fill in the blank(s) with the appropriate word(s).
If supports A and E in Figure P8.26 are constructed 30 ft and 2 in. apart instead of 30 ft apart, and if support E is also 0.75 in. above its specified elevation, determine the vertical and horizontal components of deflections of the hinge at C and the slope of member AB when the frame is erected.
The circularity tolerance must be less than the size tolerance, except for parts subject to free state variation. Free state variation is the distortion of a part after removal of forces applied after manufacture.
Answer the following statement true (T) or false (F)