HomeworkLib
Question

The average grain diameter for some metal alloy was measured as function of time at 650°C, which is tabulated below at two di
engineering   Mechanical-Engineering   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

sol: given Time (min) Grain diameter (mm) 22 4.58102 82 - 6.78102 let D be the original diamers ii Real Relation for time andD at t=.153 min, DE ? foom &qnn → DP-D = kt De = 107kt De 10.033489) 7(4.106667x105 x153) [De = 0.08605, mole Grain Diameter

2 0
Add a comment
Know the answer?
Add Answer to:
The average grain diameter for some metal alloy was measured as function of time at 650°C,...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • The yield strength for an alloy that has an average grain diameter of 5.7 × 10-2...

    The yield strength for an alloy that has an average grain diameter of 5.7 × 10-2 mm is 140 MPa. At a grain diameter of 7.3 × 10-3 mm, the yield strength increases to 277 MPa. At what grain diameter, in mm, will the yield strength be 228 MPa? d = mm We were unable to transcribe this imageThe yield strength for an alloy that has an average grain diameter of 5.7 x 10-2 mm is 140 MPa. At a...

  • on 5 Consider a cylindrical specimen of some hypothetical metal alloy that has a diameter of...

    on 5 Consider a cylindrical specimen of some hypothetical metal alloy that has a diameter of 10.0 mm. A tensile force of 1500 N produces an elastic reduction in diameter of 6.7 x 10 mm. Compute the elastic modulus of this alloy, given that Poisson's ratio is 0.35. Express the answer in GPa to three significant figures. 5.00 out Answer: 99.8 Lion

  • The yield strength for an alloy that was an average grain diameter of 5.4 x 102...

    The yield strength for an alloy that was an average grain diameter of 5.4 x 102 mm is 133 MPa. At a grain diameter of 7.4 x 10 mm, the yield strength increases to 250 MPa. At wh grain diameter, in mm, will the yield strength be 203 MPa? mm the tolerance is +/-6% Click if you would like to Show Work for this question: Open Show Work

  • 6 6.19 Consider a cylindrical specimen of some hypothetical metal alloy that has a diameter of...

    6 6.19 Consider a cylindrical specimen of some hypothetical metal alloy that has a diameter of 8.0 mm (0.31 in), A tensile force of 1000 N (225 lb) produces an elastic reduction in diameter of 2.8 x 101mm (1.10 x10 in,). Compute the modulus of elasticity for shis alloy, given that Poisson's ratio is 0.30

  • Q2a) An 0.80-mm-diameter wire made from a metal alloy (mixture of different metals), has a conductivity...

    Q2a) An 0.80-mm-diameter wire made from a metal alloy (mixture of different metals), has a conductivity that changes with distance from the center as: o(r) = 0,+ ar where s0 = 4.5 x 107 Q1 m1 C = 2.3 x 1011 22-1 m 2 What is the resistance of a 15-foot piece of this wire? (1 ft +0.305 m). Give your answer to two significant figures, with the units. Q2b) What is the resistivity (p) of this 0.80 mm thick,...

  • Problem 7.17 A cylindrical specimen of some metal alloy 11.0 mm (0.4331 in.) in diameter is...

    Problem 7.17 A cylindrical specimen of some metal alloy 11.0 mm (0.4331 in.) in diameter is stressed elastically in tension. A force of 14300 N (3215 lbf) produces a reduction in specimen diameter of 7 × 10-3 mm (2.756 × 10-4 in.). Compute Poisson's ratio for this material if its elastic modulus is 100 GPa (14.5 × 106 psi).

  • Problem 6.17 A cylindrical specimen of some metal alloy 10.3 mm (0.4055 in.) in diameter is...

    Problem 6.17 A cylindrical specimen of some metal alloy 10.3 mm (0.4055 in.) in diameter is stressed elastically in tension. A force of 14800 N (3327 lbf) produces a reduction in specimen diameter of 5x 10-3 mm (1.969 x10-4 in.). Compute Poisson's ratio for this material if its elastic modulus is 100 GPa (14.5x 106 ps the tolerance is +/-290

  • A cylindrical specimen of a metal alloy (1.701x10^1) mm in diameter and (1.3780x10^0) m long is...

    A cylindrical specimen of a metal alloy (1.701x10^1) mm in diameter and (1.3780x10^0) m long is to be pulled in tension. Calculate the force (in N) necessary to cause a (7.70x10^-2) mm reduction in diameter. Young's modulus and Poisson's ratio of the metal are (1.5137x10^2) GPa and (3.310x10^-1) , respectively. Assume that the deformation is elastic. As always, use scientific notation in the form X.YZ x 10^n

  • A cylindrical specimen of a metal alloy (1.48x10^1) mm in diameter and (1.268x10^0) m long is...

    A cylindrical specimen of a metal alloy (1.48x10^1) mm in diameter and (1.268x10^0) m long is to be pulled in tension. Calculate the force (in N) necessary to cause a (1.9000x10^-2) mm reduction in diameter. Young's modulus and Poisson's ratio of the metal are (1.122x10^2) GPa and (3.330x10^-1) , respectively. Assume that the deformation is elastic. As always, use scientific notation in the form X.YZ x 10^n Note: Your answer is assumed to be reduced to the highest power possible.

  • 55 min. Question 1 For some metal alloy, a true stress of 345 MPa (50040 psi)...

    55 min. Question 1 For some metal alloy, a true stress of 345 MPa (50040 psi) produces a plastic true strain of 0.02. How much will a specimen of this material elangate when a true stress of 414 MPa (60050 psi) is applied if the original length is 540 mm (21.26 in.)? Assume a value of 0.22 for the strain-hardening exponent, n the tolerance is +-2% 一曲. By accessing this Question Assistance, you will learn while you earn points based...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT