Question

Jawab cepat tolong, pakek jalan

Answer 1

Jawaban:

R = 27,5 N

Penjelasan:

∑Fx = 20.cos 45 + 16.cos 30 - 12.cos 60

∑Fx = 20. 0,5√2 + 16. 0,2√3 - 12. 0,5

∑Fx = 22 N

∑Fy = 20.sin 45 + 12. sin 60 - 16.sin 30

∑Fy = 16,5 N

Resultan

R = √( Fx² + Fy² ) = √( 22² + 16,5² )

R = 27,5 N