Q. An advantage of a dual crystal search unit is that: (Solved)
1. There is no ‘dead zone’
2. There is no near surface resolution
3. There is no near field
4. All of the above are true
- a. There is no ‘dead zone’
1. There is no ‘dead zone’
2. There is no near surface resolution
3. There is no near field
4. All of the above are true