1. Which hose appliance is used to divide one hoseline into two separate hoselines of equal or smaller size? (230) C Wye Siamese Manifold Water thief

Three centering gauges are used to check for sag condition. True False

When should you exercise extreme caution around power lines? Select the best option. When a qualified person determines it to be necessary Whenever you work around them When there have been accidents in similar situations recently Only when you work with cranes near power lines

How can the operator recognize a neutral fuel gas flame? The lengths of the inner cone and the outer cone are almost equal, with the inner cone recessed by 1/16 inch to 1/8 inch from the outer cone. A slight hissing sound should be heard. The outer cone should have a relatively smooth shape. All of the above

Select the correct answer. Then press the Submit button. Research in Iceland teaches scientists A how to help astronauts have a safe flight. B when water freezes and when water flows. C about life on other planets. D how to best train for Space Camp.

To safely use an electric space heater, Keep combustible materials at least 12 inches away from the front of the heater Plug the heater into a power strip Shut off the heater when unattended Use a general household extension cord

The minimum standard for determining motor winding health often used is what measurement? A 3 megohms per 100 volts B 0.5 megohms per 100 volts C 2 megohms per 100 volts D 1 megohm per 100 volts

In the root bend test, the root of the weld is in: Compression Tension Both of the Above None of the Above

How many weld passes are normally evaluated in the fillet weld break test? One Three More than three

The charpy impact test specimen is usually prepared by: Machining Flame cutting Grinding Plasma cutting

Hot Questions

Select the choice that answers the question correctly. What should you do when inspecting battery-operated lifts? a) Contact the manufacturer before inspecting b) Open the battery compartment to see if the cells are properly sealed c) Make sure the lift is plugged in during inspection d) Operate the lift before inspecting

Technician A says that the most efficient method of EVAP system leak detection is introducing smoke under low pressure from a machine specifically designed for this purpose. Technician B says that nitrogen gas pressurization uses nitrogen gas under a very low pressure (lower than 1 psi) in the fuel system; you listen for escaping air with amplified headphones. Who is correct? A) Technician A B) Technician B C) Neither Technician A nor B D) Both Technicians A and B

For two single-phase transformers to operate satisfactorily in parallel, they must have the same voltage ratio and __ a. different percent impedances b. different turns ratios c. opposite polarities d. the same percent impedance

Isolated ground receptacle is an insulated grounding conductor that is run from neutral terminal at the main service entrance to the isolated ground terminal on the receptacle. True False

How do we calculate the "Wing Area" of an airfoil? Divide the maximum chord width by the span Multiply the mean camber by the span Divide the span by the average chord width Divide the minimum chord width by the span Multiply the span by the average chord width

A delta-connected three -phase alternator is driving a wye-connected resistive load. The alternator output voltage is 960 V.The load resistors are $12\Omega $ 12 Q each. What is the phase current in the alternator? 80 Amps 26.66 Amps 20 Amps 40 Amps

You should loose the lug nuts one by one in a clockwise position. True False

Question 17 of 32 A scientist is working to develop a new adhesive material. What is the best way for the scientist to accomplish this goal? A. To discuss ideas with scientists who have similar perspectives and training B. To work with a variety of scientists with different ideas and backgrounds C. To share ideas with other scientists but disregard opposing opinions D. To work alone until the material is developed

Cite three examples to describe how an engineer ensures that his or her designs are made to scale.

Which of the following is important for the maintenance of a single piston floating caliper? Front wheel bearing adjustment Positioning of caliper piston Slider to caliper body clearance Caliper to Piston bore clearance