Testing Mass Standards By Substitution
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Duration: 22 min
Year Published: 1956
Creator: U S Dept Of Commerce Natl Bureau Of Standards
Format: 16mm
Color: Color
Sound: sound
Description: Demonstrates error testings, a simple method for quickly determining with a high degree of precision the mass of an unknown standard by comparison with one of a known value. Demonstrates tolerance testing. Explains convenient forms and demonstrates the steps involved in each method of testing of mass standards by means of successive entries on an appropriate form.
No holdings listed.
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