ACI Aggregate Testing Technician - Level 1 - Section 7
ACI Aggregate Testing Technician - Level 1 - Section 7 For most purposes, this test method measures the moisture in a test sample more reliably than the test sample ______ . Can be made to represent the aggregate supply A ventilated controlled-temperature oven should be used for the test when the aggregate is _____ by heat or when a more _____ measurement is required. Altered, refined• (or their equivalents) It takes longer for moisture to travel from the interior of a large particle of coarse aggregate to its exterior surface than from the interior of a small particle to its surface. True or False? True Quick-drying methods provide accurate results when used on large particles. True or False or Unknown? Unknown; the user should determine by trial If rapid drying methods provide sufficient accuracy for their intended use The samples may be dried on a hot plate, with an electric ____ , in a ventilated ____ , or in a ventilated _____ . Heat lamp, oven, microwave oven Which of the following are requirements for an acceptable container: a) It should always be metallic b) It should be large enough to eliminate spilling c) It should be unaffected by heat d) It should be twice as deep as the sample
Información del documento
- Subido en
- 21 de mayo de 2024
- Número de páginas
- 2
- Escrito en
- 2023/2024
- Tipo
- Examen
- Contiene
- Preguntas y respuestas
