two forces 3N and 4N act on 20kg mass. calculate the magnitude of the resultant force if the angle between the two forces is 60°

asked Jan 17, 2020 18.6k views

2 votes

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4 votes

Answer:

Step-by-step explanation:

R^2= a^2+b^2-2(ab)cos(180-&)

Jon Ownbey answered Jan 19, 2020

7.5k points

4 votes

Step-by-step explanation:

In the picture.

I hope that it's a clear solution.

Pankaj Wadhwa answered Jan 22, 2020

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