railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Materials Science Structure and Properties of Engineering Materials Phase Diagrams
Consider the following statements in connection with the phase diagrams:
1. Phase diagrams of binary alloys change by the presence of other alloying elements.
2. Tie-line construction and lever rule are used to determine the phase compositions.
3. Time-temperature transformations can be studied with the help of phase diagrams
Which of the above statements are correct?
1
1 and 2 only
2
1 and 3 only
3
2 and 3 only
4
1, 2 and 3