question_answer

Consider the following statements:

In comparison to hot working, in cold working

1. Higher forces are required.

2. No heating is required.

3. Less ductility is required.

4. Better surface finish is obtained.

Which of the statements given above are correct?

A) 1, 2 and 3                     

B) 2 and 4

C) 1 and 3            

D) 2, 3 and 4