GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
23. | The thermosetting plastic | |
A. | becomes rigid when moulded at suitable pressure and temperature | |
B. | at 127�C to 177�C permanently set and further application of heat does not soften it | |
C. | charrs at 343�C | |
D. | All the above. | |