Engineering Mechanics - Force System Resultants - Discussion

Discussion Forum : Force System Resultants - General Questions (Q.No. 43)
43.

Determine the direction (0° 180°) of the 30-lb force F so that the moment of F about point A has the minimum magnitude.

= 36.9°
= 53.1°
= 127.0°
= 90.0°
Answer: Option
Explanation:
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Discussion:
1 comments Page 1 of 1.

Vikas sharma said:   8 years ago
Here the moment will be minimum for those angles which will give a least vertical component of force(F sin θ) ie 36.9 sud be the answer.

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