GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
11. | Which element forms long chains alternating with oxygen? | ||
A. | Carbon | ||
B. | Silicon | ||
C. | Nitrogen | ||
D. | All of these | ||
12. | The percentage of carbon in medium carbon steel is | ||
A. | 0.7-1.5. | ||
B. | 0.1-0.2. | ||
C. | 0.2-0.7. | ||
D. | 1.6-2.00. | ||
13. | Name the rare halogen among the following. | ||
A. | F. | ||
B. | Cl. | ||
C. | I. | ||
D. | At. | ||
14. | hich bond will break when electrophile attacks an alcohol? | ||
A. | O-H | ||
B. | C-O | ||
C. | Both A and B | ||
D. | None of these | ||
15. | The extent of un-saturation in a fat is expressed as its | ||
A. | Acid number | ||
B. | Iodine number | ||
C. | Saponification number. | ||
D. | None of these | ||