What is the stress on the hauling part when lifting a 4,200 lbs. weight using a threefold purchase rove to advantage? (Allow 10 percent of the weight per sheave for friction.)
A
571.4
B
715.2
C
960
D
1066.7
E
İlgili Sorular
In illustration D051NG, the position labeled C was plotted because __________.Whipping the bitter end of a fiber rope __________.Under the IALA Buoyage Systems, a cardinal mark may NOT be used to __________.INTERNATIONAL ONLY A 20-meter power-driven vessel pushing ahead or towing alongside will display ___...What is LEAST likely to be used to strip a cargo tank?