ACI Certification Section 3 questions with correct answers

1.5 inches Answer The slump test is applicable to plastic concrete with a maximum size aggregate of ... wet sieved over a 1.5" sieve Answer When the concrete contains aggregate larger than allowed for the slump test, the large aggregate must be ... frustum of a cone Answer The mold for making the slump test is in the shape of ... 12 inches Answer The height of the slump mold is ... False Answer The interior surface of the slump mold is allowed to have minor irregularities. True or False. round spherical Answer For use in the slump test, the tamping end or both ends of the tamping rod must be ... C172/C172m Answer The sample of concrete for use in making the slump test must be obtained in accordance with practice ... False Answer The slump mold should be in a dry condition before beginning the test. True or False.