Please provide answers to the following and explantions why: Circle True or Fals

Question

Please provide answers to the following and explantions why:

Circle True or False for the following statements:

i) Repeated elastic loading of a metal will result in strain hardening. ........................T/F

ii) Dislocations of the same sign repel due to magnetic interaction. ..........................T/F

iii) Dislocation density decreases during compressive plastic deformation. .............T/F

iv) The PPF of the (2 0 0) plane in a FCC lattice is equal to 0. .................................T/F

v) Slip systems facilitates the occurrence of plastic deformation. .............................T/F

vi) Grain size and shape can be changed by mechanical and thermal processes. ......T/F

vii) A crack initiates in a lattice when dislocations of opposite sign pileup at an obstacle within a grain. ..........................................................................................T/F

viii) The Burger

Explanation / Answer

1. False

2.True

3.False

4.False

5.True

6.True

7.False

8.True

9.False

10.False

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