【简答题】ysis and calculation questions: u he sieve ysis results of sand is as follows: Sieve size/mm 4.75 2.36 1.18 0.60 0.30 0.15 <0.15 Weight/g 20 65 85 90 110 110 20 Please answer: a) What is the f...
【简答题】Young’s modulus for an elastomer at 25 O C is 3MPa, What is the shear modulus? What is the stress if a sample 1cm ́ 1cm ́ 10cm is stretched to 25cm length at 100 O C?