Multiple choice question for engineering Set 1 1. What is the 10 day compressive failure stress in N/mm2? a) 40 b) 1500 c) 3.4 d) 180 AnswerAnswer: a [Reason:] This test is based on ASTM C473 – 07 and the 10 day compressive failure stress is 40 N/mm2. 2. What is the 10 day compressive…