WorksheetsResultant Forces and Equilibrium Conditions
Total questions: 5
Worksheet time: 12mins
If two forces 5 N and 6 N acting at a point in the same direction, then the resultant force is
1 N
11 N
30 N
None of these
If two forces 10 N and 6 N acting at a point in opposite direction, then the resultant force is
60 N
4 N
3 N
None of these
What are the equations for the 1st condition of equilibrium? Choose all that apply.
Sum of force in x direction
Sum of moments about a point
Sum of force in y direction
None of the answers
The 2nd condition of equilibrium uses what equations? Check all that apply.
Sum of forces in x direction
Sum of moments about a point or particle
Sum of forces in y direction
No answers are correct
When analyzing a truss, what assumptions are necessary? Choose all that apply.
Will it fall down
Direction of reaction forces in x and y direction
Direction of forces which are positive in x and y axis
Direction of moments in clockwise or counterclockwise direction
When studing internal forces of joint state assumed direction of the member, compression or tension
