Portable luminaires and work lights used on motion picture or television sets shall have ____, and substantial guards.
A. rigid cords, standard application sockets
B. flexible cords, standard application sockets
C. flexible cords, composition or metal-sheathed porcelain sockets
D. rigid cords, composition or metal-sheathed porcelain sockets
Answer: C
You might also like to view...
Answer the following statements true (T) or false (F)
1. Net income represents the accountant's version of after-tax profits 2. The long run average cost curve is also known as the planning curve. 3. The long run equilibrium of the firm under conditions of perfect competition will occur at that output level where the product price is equal to both the firm's marginal and average total costs. 4. An isoquant reflects the combination of products that minimizes the cost of production. 5. The tangency between and iso-cost line and an isoquant represents the least cost combination of two inputs
____ is a casting method using wax.
A. Investment casting B. Die casting C. Sand casting D. Centrifugal casting E. none of the above
The _____ system is usually the model that large companies use on complex construction projects
A) traditional contract delivery B) design-build C) construction management delivery (CM) D) engineering-procurement-construction (E-P-C)
Essential electrical systems for hospitals shall be comprised of ____ capable of supplying a limited amount of lighting and power service that is considered essential for life safety and effective hospital operation during the time the normal electrical service is interrupted for any reason.
A. two separate branches, which are both B. three separate branches, which are all C. one complete branch and an emergency auxiliary branch D. four separate branches (two for lights and two for power service)