Handbook of projection for theatre managers and motion picture projectionists ([1922])

Page scan 000954 from Handbook of projection for theatre managers and motion picture projectionists

Record Details:

Title:
Handbook of projection for theatre managers and motion picture projectionists
Date:
[1922]
Publisher:
New York, Chalmers
Volume:
Handbook of projection for theatre managers and motion picture projectionists
Leaf #:
000954
Language:
English
Collection:
Books
Format:
Books
Contributor:
Gerstein - University of Toronto
Sponsor:
MSN
Coordinator:
Media History Digital Library
Description:
14
Date Added:
July 19, 2022
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MANAGERS AND PROJECTIONISTS 919 260 — What should projectionist do when using films on circuit? 288 261— How may dry film be moistened ? 289-290 262— With what may film be cleaned ? 290-291 263— Film splices 277 The Rewinder 264 — Where should the rewinder be located ? 332 265 — What importance attaches to perfect lining of the two rewinder elements ? 332 266 — How would you arrange rewinder table for the making of splices? 332 267 — How fast should rewinder run ? 333 268 — Should there be a brake on rewinder, and where should it apply its power and why ? 333 269 — Should rewinder motor be arranged to stop automatically when end of film is reached ? 333 270— What damage does "pulling down" do ? 333 271 — Name one big advantage of slow rewinding 333 272 — Should there be a separate hand rewinder ? 334 Batteries 273— Describe a "wet" battery 6-7 274 — What is voltage of one cell battery ? 7 275 — Which pole of a battery is positive ? 7 276 — Can any voltage and amperage be generated by batteries ? 7 277 — For what are batteries mostly used ? 7 278 — Can dry or wet batteries be connected in multiple or series ? 897 Electrical Terms and Measurements 279 — What is an ampere? What does it represent?. . 51 280 — What is an "ampere hour" ? 20 281— What is an ammeter ? 19 282 — What is an "ampere turn" ? 20 283— What is an electric arc? 20 284 — What is arc voltage drop ? 20 285 — What is meant by carrying capacity ? 23 Electrical Action 286 — Is it essential^ that the projectionist understand electrical action ? '. 3 287 — What is necessary to the understanding of electrical action ? 3 288— What is electricity? 3 289— Polarity. What is it ? Explain fully. 3-50 290 — Of what does every electric circuit consist? 3 291 — What is an ampere ? 51