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.
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A.
\(5\sqrt{5}N\)
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B.
\(5\sqrt{7}N\)
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C.
\(7\sqrt{5}N\)
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D.
\(7\sqrt{7}N\)
Correct Answer: Option B
Explanation
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