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An atomic force microscope cantilever, of rectangular cross section, has a length, l, of 200μm, a width, b, of 20μm and a
1. 0 answers
2. 655 views
At a point in a plate subjected to plane stress loading along its surface, the cartesian stress components acting on the y-face
1. 2 answers
2. 746 views
The creep compliance of a polymer is given below. A specimen of polystyrene is loaded in creep with a stress of 10MPa for
1. 1 answer
2. 532 views
The television coverage of the World Series showed several remarkable slow-motion views of the deflection of the bat as it hit
1. 10 answers
2. 929 views
Calculate the load that a fibroblast cell applies to buckle a single column in a collagen tissue engineering scaffold, given
1. 3 answers
2. 779 views
A helmet has an open cell polystyrene foam liner that is designed to absorb the kinetic energy from an impact. The foam has a
1. 5 answers
2. 920 views
What controls the Young's modulus in the rubbery regime of an amorphous polymer?Sliding between short segments of polymer chains
1. 2 answers
2. 561 views
What controls the Young's modulus in the viscoelastic regime of an amorphous polymer?Sliding between short segments of polymer
1. 1 answer
2. 483 views
What controls the Young's modulus in the glassy regime of an amorphous polymer?Sliding between short segments of polymer chains
1. 1 answer
2. 739 views
Determine the creep compliance J(t) of a material that responds like:a) an elastic spring with Young's modulus E J(t): b) a
1. 0 answers
2. 460 views
Dacher and Emiliana suggest that compassion can be defined as: The feeling a person has in the presence of ________, is coupled
1. 2 answers
2. 797 views
According to research led by Sarina Saturn, which of the following is predicted by variations of a particular gene on the third
1. 3 answers
2. 1,492 views
Barbara Fredrickson suggests that, based on the pace of cellular renewal in the body, it tends to take around ________ to change
1. 4 answers
2. 1,901 views
Which of the following is most consistent with findings from research on how becoming a parent relates to happiness?There is an
1. 4 answers
2. 834 views
Which of the following is NOT a scientific finding related to apology?People who receive apologies report better psychological
1. 1 answer
2. 735 views
Steve Porges’ Polyvagal theory posits that the key role of the mammalian vagus nerve is to support human affiliation. Which of
1. 3 answers
2. 1,216 views

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