The following figure shows the tensile stress-strain curve for a plain-carbon steel. What is this alloy’s tensile strength?

What is the main purpose of the Charpy impact test?

Recrystallization temperature decreases with increasing %CW (Cold Work).

Most alloys obey the following relationship between point of yielding and onset of necking: n is the strain hardening exponent Which curve has larger value of n? Refer to the figure:

A cylindrical specimen of cold-worked steel has a tensile strength of 860 MPa. Estimate its ductility in percent elongation.

A school-age child is admitted in vaso-occlusive sickle cell crisis. The child’s care should include which intervention? Select all that apply.

Which of the following is NOT true of children and fantasy play?

Which of the following is NOT an appropriate way to encourage appreciation of diversity in the arts in the early  childhood classroom?

Fill in the blank using the future tense:   Creo que en el futuro tú (ser) __________ una gran mujer de negocios (business woman).  

When creating a dramatic play center for your classroom, which of the following should NOT be part of your  approach?