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Find the angle between two equal forces (p) when their resultant is equal to (p)


User Gabriel Petrovay
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2 Answers

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14 votes
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User Victor Dodon
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18 votes
18 votes

Answer:

60°

Step-by-step explanation:

It will be equilateral triangle, you can prove with the cosine theorem.

1)P^2=P^2+P^2 - 2×P×P× cos A

2) cos A= P^2 / 2× P^2 = 1/2

cos A = 1/2

A = 60°

If you wrote this question right,it will be solved like this :)

User Dprevite
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