2.13 A steel tank is to be positioned in an excavation. Determine by trigo- nometry (a) the magnitude and direction of the smallest force P for which the resultant R of the two forces applied at A is vertical, (b) the corresponding magnitude of R.
425 lb P 30° A a
2.13 A steel tank is to be positioned in an excavation. Determine by trigo- nometry (a) the magnitude and direction of t
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2.13 A steel tank is to be positioned in an excavation. Determine by trigo- nometry (a) the magnitude and direction of t
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