If n = number of members andy = number of joints, then for a perfect frame, n =________?

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A2/ -4

B2/-3

C2j-l

Dj-2

E3/-2

Correct answer

B. 2/-3

Explanation

The correct answer is 2/-3.

If n = number of members andy = number of joints, then for a perfect frame, n =________? - Answer and Explanation | Academy of Pakistan