Question: 1.10-7 Continuous cable ADB runs over a small f_(fif) tionless pulley at D to support beam OABC that is p_(at ) of an entrance canopy

1.10-7 Continuous cable

ADB

runs over a small

f_(fif)

tionless pulley at

D

to support beam

OABC

that is

p_(at )

of an entrance canopy for a building (see figure). Assulne that the canopy segment has a weight

W=1700lb

.\ (a) Find the required cross-sectional area of cable

ADB

if the allowable stress is

18ksi

.\ (b) Determine the required diameter of the pins at 0

A,B

, and

D

if the allowable stress in shear is

12kg

\ 'ROBLEM 1.10-7

1.10-7 Continuous cable ADB runs over a small
1.10-7 Continuous cable ADB runs over a small fric tionless pulley at D to support beam OABC that is pa of an entrance canopy for a building (see figure). Assum that the canopy segment has a weight W=1700lb, (a) Find the required cross-sectional area of cable ADB if the allowable stress is 18ksi. (b) Determine the required diameter of the pins at 0 A,B, and D if the allowable stress in shear is 12ki

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