Engineering, 30.11.2019 07:31 Robyn1234
Compute the longitudinal modulus of elasticity (in gpa) for a continuous and aligned hybrid composite consisting of aramid and glass fibers in volume fractions of 0.22 and 0.30, respectively, within a polyester resin matrix, given the following data:
modulus of elasticity
(gpa)
glass fibers
72.5
aramid fibers
131
polyester
2.5
=?
Answers: 1
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Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis
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Ahelical coil spring has a mean diameter of 50 mm, a wire diameter of 5.5 mm and is wound with a pitch of 10 mm. the spring steel has an ultimate strength of 1250 mpa. find the force needed to compress the spring solid and the wire stress in this condition. state whether the spring will return to its initial length.
Answers: 1
Compute the longitudinal modulus of elasticity (in gpa) for a continuous and aligned hybrid composit...
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