Which of the following is true of the
magnitudes of tensions T₁, T2, and T3 in the
ropes in the diagram shown?
(A) The magnitude of tension T3 must be
greater than 20 N.
(B) The magnitude of the tension T₂ is
greater than T₁.
(C) The sum of the y-components of T₁ and
T₂ is equal to 20 N.
(D) The sum of the magnitudes of T₁ and T₂
is equal to T3.
(E) The sum of the magnitudes of T₂ and T3
is equal to T₁: