Unlimitedpapers

1. Of a block and tackle with five rope falls and minimum friction, how much force is needed to retain 250lbs? a. 50 lbs b. 100 lbs c. 250 lbs d. 75 lbs a. 50 lbs 250lbs/5 = 50 lbs 2. What diameter rope is needed to support two tons using a vertical lift? a. ½" b. ¾" c. 1" d. ¼" a. ½" 3. What is the standard safety factor to consider for a platform supporting people?a. 1 : 1 b. 5 : 1 c. 10 : 1 d. 15 : 1 c. 10 : 1 4. If a wire rope has a breaking strength of 15,000 lbs, d...

What is the fire triangle? a. Wood, coal, combustibles b. Heat, fuel, oxygen c. Class A, B, C d. Green triangle, blue circle, red square b. Heat, fuel, oxygen Whose responsibility is it for you to wear Protective equipment in good order? a. Your own b. Plant manager c. Manufacturer d. Supervisor a. Your own PPE stands for what? a. Prepared protective equipment b. Personal proactive equipment c. Personal protective equipment d. Pre-arranged protective equipment c. Personal protectiv...

1. What type of oil or grease would be used in a heavy load situation? a. Synthetic oil b. Extreme pressure lubricant c. Mineral oil d. Any hydraulic fluid b. Extreme pressure lubricant 2. The most common measurement of kinematic viscosity is what? a. Viscosity b. Centistokes c. Viscosity index d. Flash point b. Centistokes 3. When grease moves in a bearing, it tends to shear. This is known as: a. Pour point b. Viscosity index c. Directional fluidityd. Shear point c. Directional flu...

What is pressure defined as? Force per unit area F=(P)(A) What is the pressure of the Earth's atmosphere at sea level? 14.7 psi How is power defined? A. The rate or velocity at which power is done B. The rate or velocity at which work is created C. The speed of the velocity in a power system D. The rate or speed at which work is done. D. The rate or speed at which work is done. What is a watt? A. watt is one newton lifted 1 m in one second. B. Power unit defined by its work C. Watt is...

Preventive maintenance is the periodic inspection and maintenance of plant assets and equipment to uncover conditions that may to equipment failure or shortened life This measures the amount of contaminants per litre of fluid. a. ferromagnetic analysis b. total base number c. infrared tests d. gravimetric level analysis d. gravimetric level analysis These tests indicate how much of the oil additives have been depleted a. ferromagnetic analysis b. total base number c. spectographic leve...

Most installation procedures start at the machine foundation substructure because? a. the manual says so b. the foundation introduces misalignments in the equipment c. the foundation moves d. the foundation is inconsistant b. the foundation introduces misalignments in the equipment When installing on concrete, millwrights usally start their installation on? a. level ground b. tempered ground c. the assumption that they will have to install anchor bolts d. exsiting anchor bolts d. exsiti...

Hirsuties - aka hypertrichosis, refers to the growth of an unusual amount of hair on parts of the body normally bearing only downy hair, such as the faces of women and the backs of men. Hirsutism - Is an excessive growth or cover of hair, especially in women. Electrolysis - Is the removal of hair by means of an electric current that destroys the growth cells of the hair. Photoepilation - aka Intense Pulsed Light(IPL), uses intense light to destroy the growth of cells of the hair follicles....

The most common form of hair removal in salons and spas is __________. - waxing What are the most frequent hair removal requests from men? - Nape of the neck, chest, and back What technical term refers to the growth of an unusual amount of hair on parts of the body normally only bearing downy hair, such as the faces of woman and backs of men? - Hypertrichosis Hirsutism is an excessive growth or cover of hair, especially in _________. - women The two major categories of hair removal are ____...

What is cellular metabolism? - a controlled set of biochemical reactions that occur in living organisms in order to maintain life What is an enzyme? - a protein, or group of proteins, that catalyze (speed up) chemical reactions What is unique about enzymes? - the enzyme is not consumed during the reaction and can be used repeatedly by the cell What is a cofactor? - a small chemical component, usually metal ions, that assist enzymes during the catalysis reactions Do cofactors serve as regu...

What is microbial growth? - increase in the number of cells What are the two general requirements for microbial growth? - physical: temperature, pH, osmotic pressure chemical: types of nutrients, growth factors A bacterium has just encountered a new environment. What are its three basic choices with respect to growth in this new environment? - Adapt- allows growth to continue Tolerate- survive without growth DIE What are a bacterium's cardinal temperatures? Do all bacteria have the same...