Applied Mechanics And Graphic Statics - Study Mode
[#61] A rope is wrapped twice around a rough pole with a coefficient of friction $$mu $$ . It is subjected to a force F 1 at one end and a gradually increasing force F 2 is applied at the other end till the rope just starts slip-ping. At this instant the ratio of F 2 to F 1 is
Correct Answer
(B) $${{ ext{e}}^{4pi mu }}$$
[#62] If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along
Correct Answer
(B) The same line in opposite sense
[#63] Force polygon method is applicable for
Correct Answer
(C) Concurrent coplanar force system
(G) concurrent copianar force system
[#64] From a solid cylinder of height 8 cm and radius 4 cm, a right circular cone is scooped out on the same base and having the same height as that of the cylinder. The C.G. of the remainder is at a height of
Correct Answer
(B) 5.0 cm
[#65] The unit of impulse, is
Correct Answer
(A) kg.m/sec