Applied Mechanics And Graphic Statics - Practice Test

(A) Algebraic sum of horizontal components of all the forces must be zero

(B) Algebraic sum of vertical components of all the forces must be zero

(C) Algebraic sum of the moments of the forces about a point must be zero

(D) All (A), (B) and (C)

(D) All (A), (B) and (C)

(A) Algebraic sum of the resolved parts of the forces in the direction

(B) Arithmetical sum of the resolved parts of the forces in the direction

(C) Difference of the forces multiplied by cosine θ°

(D) Sum of the forces multiplied by the tangent θ°

(A) Algebraic sum of the resolved parts of the forces in the direction

(A) A rotary motion

(B) A circular motion

(C) A translatory

(D) A rotary motion and translatory motion

(B) A circular motion

(A) $$frac{{2{ ext{u}}sin alpha }}{{ ext{g}}}$$

(B) $$frac{{2{ ext{u}}cos alpha }}{{ ext{g}}}$$

(C) $$frac{{2{ ext{u}} an alpha }}{{ ext{g}}}$$

(D) $$frac{{2{ ext{u}}cot alpha }}{{ ext{g}}}$$

(A) $$frac{{2{ ext{u}}sin alpha }}{{ ext{g}}}$$

(A) $$frac{{{{ ext{u}}^2}{{cos }^2}alpha }}{{2{ ext{g}}}}$$

(B) $$frac{{{{ ext{u}}^2}{{sin }^2}alpha }}{{2{ ext{g}}}}$$

(C) $$frac{{{{ ext{u}}^2}{{ an }^2}alpha }}{{2{ ext{g}}}}$$

(D) $$frac{{{{ ext{u}}^2}sin2alpha }}{{2{ ext{g}}}}$$

(B) $$frac{{{{ ext{u}}^2}{{sin }^2}alpha }}{{2{ ext{g}}}}$$

Applied Mechanics And Graphic Statics - Study Mode