The steel plate used to make one bracket weighs 5.8 pounds. A welder makes 12 brackets. What is the brackets’ total weight, in pounds?
What will be an ideal response?
ANS: 69.6
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To make combustion efficiency tests, a hole must be made ____.
A. in the flue pipe after the draft control B. in the flue pipe before the draft control C. over the fire at the observation door D. under the draft hood
A machine used to shred cardboard boxes for composting has a first cost of $10,000, an AOC of $7000 per year, a 3-year life, and no appreciable salvage value. Assume you were told that the service provided by the machine will be needed for only 5 years, which entails a repurchase and retention for only 2 years. What salvage value, S, is required after 2 years in order to make the 2-year AW value the same as it is for its 3-year life cycle AW? Assume i = 10% per year. Solve using factors and, if assigned, using a spreadsheet and Goal Seek.
What will be an ideal response?
Cada uno de los siguientes es un requisito NEC® para instalaciones de bandeja portacables EXCEPTO:
a. las secciones de bandeja portacables deben unirse de acuerdo con NEC Sección 250.96. b. la bandeja portacables no metálica debe estar hecha de materiales retardadores de la llama. c. las bandejas de acero o aluminio NUNCA pueden utilizarse como conductores para que los equipos hagan masa. d. el cable de conductor único debe marcarse para el uso en la bandeja portacables.
Before any civilization could exist and flourish, a strong ____________________ base had to be established
Fill in the blank(s) with correct word