Unlock document.
This document is partially blurred.
Unlock all pages and 1 million more documents.
Get Access
PROBLEM 10.95
The horizontal bar BEH is connected to three vertical bars. The collar at
E can slide freely on bar DF. Determine the range of values of Q for
which the equilibrium of the system is stable in the position shown when
a 24 in., b 20 in., and P 150 lb.
PROBLEM 10.95 (Continued)
PROBLEM 10.96
The horizontal bar BEH is connected to three vertical bars. The collar
at E can slide freely on bar DF. Determine the range of values of P for
which the equilibrium of the system is stable in the position shown when
a 150 mm, b 200 mm, and Q 45 N.
PROBLEM 10.97*
Bars AB and BC, each of length l and of negligible weight, are attached to two
springs, each of constant k. The springs are undeformed, and the system is in
equilibrium when
1
2
0. Determine the range of values of P for which
the equilibrium position is stable.
PROBLEM 10.97* (Continued)
PROBLEM 10.98*
Solve Problem 10.97 knowing that l 800 mm and k 2.5 kN/m.
PROBLEM 10.97* Bars AB and BC, each of length l and of negligible
weight, are attached to two springs, each of constant k. The springs are
undeformed, and the system is in equilibrium when
1
2 0. Determine
the range of values of P for which the equilibrium position is stable.
PROBLEM 10.99*
Two rods of negligible weight are attached to drums of radius r
that are connected by a belt and spring of constant k. Knowing
that the spring is undeformed when the rods are vertical,
determine the range of values of P for which the equilibrium
position
1
2
0 is stable.
PROBLEM 10.99* (Continued)
PROBLEM 10.100*
Solve Problem 10.99 knowing that k 20 lb/in., r 3 in., l 6
in., and (a) W 15 lb, (b) W 60 lb.
PROBLEM 10.99* Two rods of negligible weight are attached
to drums of radius r that are connected by a belt and spring of
constant k. Knowing that the spring is undeformed when the rods
are vertical, determine the range of values of P for which the
equilibrium position
1
2 0 is stable.
PROBLEM 10.101
Determine the vertical force
P
that must be applied at G to
maintain the equilibrium of the linkage.
