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Two forces each numerically equal to …

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Two forces each numerically equal to 10 dynes are acting as shown in the following figure ,then resultant is
  • 1 answers

Sia ? 6 years, 6 months ago

Resultant Force =| R|= √A²+B²+2 A.B.Cosθ

=√10²+10²+210.10.cos120°

=√10²+10²2x10x10(-1/2)

=√10²+10²-10²

=√10²

=10d yne
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