Which of the following statements is / are correct for a 2 D frame hinged at A and B, as shown in figure?
1
The static indeterminacy of the frame is 8
2
No of compatibility equation required if the frame is to be analyzed using Force method are more than 8
3
The static indeterminacy of the frame is 7
4
No of compatibility equation required if the frame is to be analyzed using Force method are equal to 8