Proceedings magazine is a communication tool for the Coast Guard's Marine Safety & Security Council. Each quarterly magazine focuses on a specific theme of interest to the marine industry.
Issue link: https://uscgproceedings.epubxp.com/i/57858
Nautical Engineering Queries A. The power factor will change in the lagging direction B. The power factor will change in the leading direction & 7KH NLORZDWW ORDG ZLOO EH JUHDWO\ LQFUHDVHG D. The kilowatt load will be greatly decreased *HQHUDOO\ ZKHUH VKRXOG \RX H[SHFW WR ÀQG WKH JUHDWHVW DPRXQW RI ZHDU RQ D F\OLQGHU OLQHU" $ $GMDFHQW WR WKH SLVWRQ VNLUW ZKHQ WKH FUDQN LV RQ 7'& B. Along the lower part of the liner wall opposite the control ring. & 2SSRVLWH WKH WRS ULQJ VKRUWO\ DIWHU SLVWRQ WUDYHO KDV HQGHG RQ WKH FRPSUHVVLRQ VWURNH D. Opposite the oil control ring when the crank is on bottom dead center. 3. A ship travels 234.02 nautical miles in 24 hours at an average propeller speed of 60 rpm. If the propeller pitch is IHHW ZKDW LV WKH SURSHOOHU VOLS GXULQJ WKLV SDVVDJH" A. 18 percent B. 20.46 percent & SHUFHQW D. 26.20 percent 4. Coast Guard Regulations (46 CFR Part 56) require that screw joints shall not be used in piping systems where severe HURVLRQ FUHYLFH FRUURVLRQ VKRFN RU YLEUDWLRQ LV H[SHFWHG WR RFFXU QRU DW WHPSHUDWXUHV RYHU . A. 450° Fahrenheit B. 650° Fahrenheit & ' ° )DKUHQKHLW ° )DKUHQKHLW Q ,I WKH ÀHOG H[FLWDWLRQ LV LQFUHDVHG WR RQH RI WZR DOWHUQDWRUV RSHUDWLQJ LQ SDUDOOHO DQG GHFUHDVHG RQ WKH RWKHU ZKDW ZLOO EH WKH UHVXOW RQ WKH DOWHUQDWRU ZLWK WKH ÀHOG H[FLWDWLRQ LQFUHDVHG" www.uscg.mil/proceedings Spring 2012 Proceedings 79 u e s t io n s P a E r e p x r ted o a na m i b Ty ea i N M m n C E ng i n e e r i ng