Servicing projection equipment (1932)

Page scan 000164 from Servicing projection equipment

Record Details:

Title:
Servicing projection equipment
Date:
1932
Publisher:
New York : Mancall Publishing Corp.
Volume:
Servicing projection equipment
Leaf #:
000164
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
August 15, 2024
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148 FORMULAS ft ELECTRICAL EQUIVALENTS 1 kilowatt = 1,000 watts. 1 kilowatt = one and 34 hundredths of a horsepower. 1 kilowatt = 44,257 foot-pounds per minute. 1 kilowatt = 56 and 87 hundredths British thermal units per minute. 1 horsepower = 746 watts. 1 horsepower = 33,000 foot-pounds per minute. 1 watt = 10 million ergs per second. 1 watt = .7373 foot-pounds per second. 1 watt = .00134 horsepower. 1 B.t.u., (British thermal unit) = 778 foot-pounds. HYDRAULIC EQUIVALENTS Gallon of water = in weight, 8 and 33 hundredths pounds. Cubic foot of water = in weight, 62 and 4 tenths pounds. METRIC EQUIVALENTS Metric to Standard Length Cm. = .3937 in. Meter = 3.28 feet. Meter = 1.09 yds. Metric to Standard Area Sq. Cm. = .1539 sq. in. Sq. M. = 10.764 sq. ft. Sq. M. = 1.196 sq. yd. Volume Cu. Cm. = .061 cu. inches Cu. M. = 35.31 cu. feet Cu. M. = 1.308 cu. yards Standard to Metric Length Inch = 2.54 Cm. Foot = .305 meter Yard = .914 meter Standard to Metric Area Sq. inch = 6.452 sq. Cm. Sq. foot = .0929 sq. M. Sq. yard = .836 sq. M. Volume Cu. Inch = 16.4 cu. Cm. Cu. Foot = .028 cu. M. Cu. Yard = .765 cu. M.