The force polygon representing a set of forces in equilibrium is a_____________________?

Related Mcqs:

1. If the given forces P,, P2, P3 and P4 are such that the force polygon does not close, then the system will___________________?

   A. be in equilibrium B. always reduce to a resultant force C. always reduce to a couple D. both (A) and (C)...

2. Force polygon method is applicable for_____________________?

   A. any copianar force system B. a system of parallel forces only C. concurrent copianar force system D. non-concurrent copianar force system...

3. If the resultant of two forces has the same magnitude as either of the force, then the angle between the two forces is____________________?

   A. 30° B. 45° C. 60° D. 120°...

4. An ordinate in a funicular polygon represents__________________?

   A. shear force B. resultant force C. bending moment D. equilibrium...

5. A funicular polygon cannot be made to pass through___________________?

   A. one specified point B. two specified points C. three specified points D. more than three specified points...

6. A light rope is loaded with many equal weights at equal horizontal intervals. The points of suspension on the rope lie on a_____________________?

   A. parabola B. catenary C. cycloid D. ellipse...

7. A force P of 50 N and another force Q of unknown magnitude act at 90° to each other. They are balanced by a force of 130 N. The magnitude of Q is__________________?

   A. 60 N B. 80 N C. 100 N D. 120 N...

8. A system of copianar forces is in equilibrium when___________________?

   A. force polygon closes B. funicular polygon closes C. both force polygon” and funicular polygon close D. all the forces are concurrent...

9. The condition of equilibrium for any system of forces in a plane is____________________?

   A. that polygon of forces must close B. that resultant couple must be zero C. both (A) and (B) D. none of the above...

10. A rope is wrapped twice around a rough pole with a coefficient of friction ‘A . It is subjected to a force Fj at one end and a gradually increasing force F2 is applied at the other end till the rope just starts slip-ping. At this instant the ratio of F2 to Fi is_____________________?

    A. 1 B. e2* C. e4* D. e*72...