Mathematics · Statics
A uniform beam of length '2a' rests in equilibrium against a smooth vertical wall upon a peg at a distance 'b' from the wall. The inclination of the beam to the vertical is:
- 1cos-1(b/a)2/3
- 22 cos-1(a/b)1/3
- 3sin-1(b/a)1/3✓
- 4sin-1(b/a)2/3
Correct answer
sin-1(b/a)1/3
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