Question

find the angle b/w two forces of magnitude 3n and 5n, if their resultant is 6.5 n .what is the angle made by resultant with 3n force?

Answer 1

Answer:∅angle=64.7°

Explanation: note that you can't do the inverse of cos ∅ when you have number greater than zero

So there i converted 6.4294 to 0.4294