Two forces F1 and F2 of magnitude 5N each inclined to each other at 60 degree,act on the body . Find the resultant force acting on the body .
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Given:
Two forces F1 and F2 =5N
INCLINATION=θ=60
Resultant force vector=?
→ → →
Resultant Vector | F| =|F1|+|F2|=√(F1² +F2²+2F1F2cosθ)
=(√(5²+5²+2*5*5*cos60)
=(√(25+25+2*5*5*0.5)
=(√25+25+25)
=√75
=8.66 N
∴Resultant force acting on the body is 8.66N
Two forces F1 and F2 =5N
INCLINATION=θ=60
Resultant force vector=?
→ → →
Resultant Vector | F| =|F1|+|F2|=√(F1² +F2²+2F1F2cosθ)
=(√(5²+5²+2*5*5*cos60)
=(√(25+25+2*5*5*0.5)
=(√25+25+25)
=√75
=8.66 N
∴Resultant force acting on the body is 8.66N
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