Two forces 10N and 15N act on an object at an angle of 120° to...
FURTHER MATHEMATICS
WAEC 2011
Two forces 10N and 15N act on an object at an angle of 120° to each other. Find the magnitude of the resultant.
- A. \(5\sqrt{5}N\)
- B. \(5\sqrt{7}N\)
- C. \(7\sqrt{5}N\)
- D. \(7\sqrt{7}N\)
Correct Answer: B. \(5\sqrt{7}N\)
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