Which of the following sets of concurrent force may be in equilibrium?

Which of the following sets of concurrent forces may be in equilibrium ?

Which of the following sets of concurrent forces may be in equilibrium ?

Which of the following group of concurrent forces may be in equilibrium (R=0)?

Which of the following group of concurrent forces may be in equilibrium (R=0)?

Which of the following group of concurrent forces may be in equilibrium (R=0)?

Forces in equilibrium

Which of the following sets of concurrent forces F_1 , F_2 , and F_3 , (in N) respectively may be in equilibrium

Which of the following sets of orbitals may be degenerate