Choose the correct statements from the following:
1. A stable and statically determinate real beam will have a stable and statically determinate conjugate beam.
2. A statically indeterminate real beam will have unstable conjugate beam.
3. A statically indeterminate conjugate beam is unstable real beam.
The correct answer is
1
1 and 3
2
2 and 3
3
1 and 2
4
1, 2 and 3