PROBLEM 7.100
Determine (a) the distance dC for which portion BC of
the cable is horizontal, (b) the corresponding
components of the reaction at E.
PROBLEM 7.101
Knowing that mB= 70 kg and mC= 25 kg, determine the
magnitude of the force P required to maintain equilibrium.
PROBLEM 7.102
Knowing that mB= 18 kg and mC= 10 kg, determine the
magnitude of the force P required to maintain equilibrium.
PROBLEM 7.103
Cable ABC supports two loads as shown. Knowing that b= 21 ft,
determine (a) the required magnitude of the horizontal force P,
(b) the corresponding distance a.
PROBLEM 7.104
Cable ABC supports two loads as shown. Determine the
distances a and b when a horizontal force P of magnitude 200 lb
is applied at A.
PROBLEM 7.105
If a= 3 m, determine the magnitudes of P and Q required to
maintain the cable in the shape shown.
PROBLEM 7.105 (Continued)
PROBLEM 7.106
If a = 4 m, determine the magnitudes of P and Q required to
maintain the cable in the shape shown.
PROBLEM 7.106 (Continued)
PROBLEM 7.107
An electric wire having a mass per unit length of 0.6 kg/m is strung between two insulators at the same
elevation that are 60 m apart. Knowing that the sag of the cable is 1.5 m, determine (a) the maximum
tension in the wire, (b) the length of the wire.