Studentroom

Where is the best location for leveling a crane? - Upperworks When determining the "gross load" the best method is: - Get an accurate load weight and add the rigging. By order of hitch strength, which is the correct answer? - Basket, vertical, choker What is the purpose of using a jib? - Increase height When taking a side strain on a boom, what concerns the operator most? - Boom damage You should always have at least how many wraps on a hoist drum? - 2 On a load chart, values above the ...

1. What action does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up? a. Boom down b. Swing c. Boom up d. Extend boom - c. 2. When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid? a. 1% b. 2% c. 5% d. 8% - a. 3. The load line of the crane you're operating contacts an energized power line. ...

1. What action does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up? a. Boom down b. Swing c. Boom up d. Extend boom - c. 2. When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid? a. 1% b. 2% c. 5% d. 8% - a. 3. The load line of the crane you're operating contacts an energized power line. ...

The lattice boom is designed to take winds of up to 20 mph. from the side plus a full rated load, plus a direct side load equal to what percent of the rated load? - 2% The part of the load chart governed by stability is based on what percentage of capacity while a crawler crane is working over the side quadrant? - A. 75% The most unstable working quadrant for a crawler crane is the; - Side What type of capacity is listed on a crane load chart? - Static If the manufacture of a particular cr...

Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? - The front What is the definition of "operating radius?" - The distance from the center of rotation of the crane to the center of gravity of the load What applies to the capacities below the bold line shown on a load chart? - They are based on the stability of the crane In which quadrant are rough terrain crane capacities generally greater? - Over the front Wh...

Before leveling a mobile crane on outriggers, an operator should ensure: - there is no weight of the crane bearing on any tires Operating a mobile crane with a long boom, on uneven ground, what support condition should be considered? - Keeping 90 degree angle between cylinder rod and pad What is the primary purpose fir a rooster sheave or auxiliary boom point sheave? - Separate the boom hoist lines How many randomly broken wires in a lay length must there be on a mobile cranes hoist line, ...

Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes e. All of the above - e. All of the above How does the fetus compensate for decreased maternal circulating volume? a. Increases cardiac output by increasing stroke volume. b. Increases cardiac output by increasing it's heart rate. c. Increases cardiac output by increasing fetal movement. - b. Increases cardiac output by increasing it's heart rate. St...

Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes e. All of the above - e. All of the above How does the fetus compensate for decreased maternal circulating volume? a. Increases cardiac output by increasing stroke volume. b. Increases cardiac output by increasing it's heart rate. c. Increases cardiac output by increasing fetal movement. - b. Increases cardiac output by increasing it's heart rate. St...

Which of the following factors can have a negative effect on uterine blood flow? a. Hypertension b. Epidural c. Hemorrhage d. Diabetes e. All of the above - e. All of the above Stimulating the vagus nerve typically produces: a. A decrease in the heart rate b. An increase in the heart rate c. An increase in stroke volume d. No change - a. A decrease in the heart rate The vagus nerve begins maturation 26 to 28 weeks. Its dominance results in what effect to the FHR baseline? a. Increas...

Oxygen is transferred from mom to fetus via the placenta through? - Passive (Simple) Diffusion Intervillous space perfusion is dependent on? - Adequate Uterine Blood Flow Maternal Fetal Exchange is best promoted by which maternal position? - Either Rt or Lt Lateral What is transfer down the concentration gradient from higher to lower called? - Diffusion The most likely physical rationale for recurrent late decels after epidural is? - Maternal Sympathetic Blockade Which FHR pattern would be...