Q. Identify the correct statement (Solved)
1. A metal which is brittle in tension at room temperature can become ductile in the presence of notches
2. A metal which is brittle in tension t room presence of embrittlement agents such as hydrogen
3. A metal which is ductile in tension at room temperature can become brittle in the presence of notches
4. A metal which is ductile in tension at room temperature can become brittle under gradual rate of loading
5. None of the above
- c. A metal which is ductile in tension at room temperature can become brittle in the presence of notches