A. balance each other
B. produce a couple and an unbalanced force
C. are equivalent
D. produce a moment of couple
E. can not balance each other
A. catenary
B. parabola
C. hyperbola
D. elliptical
E. circular arc
A. 3t2-lt
B. 3t2+2t
C. 6f-8
D. 6f-4
E. 6t2-8t
A. if a system of coplanar forces is in equilibrium, then their algebraic sum is zero
B. if a system of coplanar forces is in equilibrium, then the algebraic sum of their moments about any point in their plane is zero
C. the algebraic sum of the moments of any two forces about any point is equal to moment of theiwesultant about the same point
D. positive and negative couples can be balanced
E. none of the above
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A. compression or tension
B. buckling or shear
C. shear or tension
D. all of the above
E. bending