The purpose of using bells or tones in a PA system is _______.
A. To assure that the telephone system is tied into the main audio circuit
B. To use them as the alert for the fire alarm system
C. To help get the attention of the audience before a message is conveyed
D. To be able to play music for the entire building
C. To help get the attention of the audience before a message is conveyed
You might also like to view...
A ground test utilizing an auxiliary current electrode and an auxiliary potential electrode is known as the _____.
a. one-point test b. three-point test c. six-point test d. ten-point test
Which of the following plastids provide storage?
a. chloroplasts c. explants b. leucoplasts d. chromoplasts
A(n) __________ fuse is enclosed in an insulating tube that confines the arc when the fuse blows and is available in either a ferrule or blade style.
a. cartridge b. Edison-base c. type S d. stab
A set of contacts actuated by a magnetic coil is called a ____________________.
Fill in the blank(s) with the appropriate word(s).