Two Forces $F _ { 1 } \text { and } F _ { 2 }$

question 33

Multiple Choice

Two forces $F _ { 1 } \text { and } F _ { 2 }$ with magnitudes 8 lb and 12 lb act on an object at a point P as shown in the figure. Find the magnitude of the resultant force F acting at P. Round the result to the nearest tenth.

• A) \[17.7 \mathrm { lb }\]
• B) \(13.7 \mathrm { lb }\)
• C) \(15.7 \mathrm { lb }\)
• D) \(19.7 \mathrm { lb }\)
• E) \(11.7 \mathrm { lb }\)

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