4-41. Why must you be careful when using a  carbon  lettered  strip  on  master artwork you intend to expose to hot lights? 1. Adhesive   seepage 2. Melted  carbon  image 3. Melted plastic carrier 4. Dry  and  cracked  carbon  image 4-42. When you peel the backing paper away from a strip of cutout lettering, what angle must you attempt  to  maintain? 1. A low angle 2. A high angle 3. A  90-degree  angle 4. A  45-degree  angle 4-43. Engravers resemble what drafting instrument  in  principle  and construction? 1. A  hand-lettering  set 2. A  drafting  machine 3. A pantograph 4. A  trammel 4-44. For what item would you use a diamond-tipped   cutter? 1. A plastic water fountain sign 2. A brass trophy plate 3. A plastic door sign 4. A plastic nameplate 4-45. For what item would you connect the pulley  and  motor  to  engrave? 1. A plastic door sign 2. A  brass  trophy  plate 3. An  aluminium  desk  plate 4. A brass shadow box plate 4-46. When preparing to use the engraver, in addition to cleaning away debris, what should you be concerned  about? 1. Debris in the galley 2. Sharp  cutter  points 3. Debris in the jaws 4. Sawdust 4-47. While you are engraving, what is the purpose of your left hand? 1. To apply pressure to the cutter 2. To apply pressure to the tracer 3. To apply pressure to the forehead 4. To  tighten  the  thumbscrews  in the  galley 4-48. While you are engraving, what is the purpose of your right hand? 1. To apply pressure to the cutter 2. To apply pressure to the tracer 3. To apply pressure to the forehead 4. To tighten the thumbscrews in the  galley 4-49. From where do process cameras derive power? 1. Timers 2. Battery 3. Electricity 4. Rotating  handwheels 4-50. What should you look for in the battery  compartment  of  a  battery- driven  camera? 1. Battery  color 2. Clean  contacts 3. Dust and debris 4. Swollen  or  leaking  batteries 4-51. What feature is typical of a darkroom  type  process  camera? 1. A film plane built into a wall 2. Absence  of  handwheels 3. Vertical orientation 4. Free-standing  unit 4-52. How  many  parallel  planes  comprise  a process  camera  system? 1. One 2. Two 3. Three 4. Four 4-53. What is the purpose of the copy plane? 1. To hold the copy in place 2. To hold the lens in place 3. To hold the film in place 4. To hold the lights in place 4-54. The plane that holds the lens in place also performs which additional  function? 1. To  assist  in  proportional reductions  and  enlargements 2. To assist in fine focusing of the image 3. To align original copy 4. To hold filters 21