Figure 39-2
When the START button is pushed in the accompanying figure, relay coil CR is energized. This causes all CR contacts to close. Contact CR-1 is a(n) ____________________ used to maintain the circuit to coil CR when the START button is released.
Fill in the blank(s) with the appropriate word(s).
holding contact
You might also like to view...
?When a filler is submicron in size, it is termed ____.
A. ?a nanocomposite B. ?isotropic C. ?inert D. ?anisotropic
Which of the following is used to evaluate muscles?
A. Electromyograms B. Electroencephalograms C. Electroretinograms D. A and B above E. B and C above
A single-phase electrical device in a building draws 37 A and is supplied with two type THWN copper wires in a conduit. The conduit is run up through the cores of concrete blocks in a building. The wire ampacity is to be sized at 125% of the 37 A, which is 46.25 A. The minimum size of wire permitted is AWG number ____.
A. 4 B. 6 C. 8 D. 10
____ are orthographic drawings of precast concrete beams, columns, wall panels, roof/floor members, and metal connectors.
A. Fabrication details B. Construction detail C. Assembly details D. Structure details