A plane frame shown in the "gure (not to scale) has linear elastic springs at node H. The spring constants are k, = k, = 5 x 105 kN/m³ and ke = 3 x 105 kNm/rad. Ko k, Internal 30 kNm hinge F Gj k, 6m...

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Extracted text: A plane frame shown in the "gure (not to scale) has linear elastic springs at node H. The spring constants are k, = k, = 5 x 105 kN/m³ and ke = 3 x 105 kNm/rad. Ko k, Internal 30 kNm hinge F Gj k, 6m El 3m 3m For the externally applied moment of 30 kNm at node F, the rotation (in degrees, round off to 3 decimals) observed in the rotational spring at node H is