Brainarium

Arc-Fault Circuit Interrupter - CORRECT ANSWER-A device intended to provide protection from the effects of arc faults by recognizing characteristics unique to arching by functioning to de-energize the circuit when a arc fault is detected. Authority Having Jurisdiction - CORRECT ANSWER-An organization, office, or individual responsible for enforcing the requirements of a code or standard or for approving equipment, materials, an insulation, or a procedure. Ampacity - CORRECT ANSWER-The maxi...

After graduating academy - CORRECT ANSWER-1A will automatically be assigned to each apprentice For each step apprentices will complete each objective with _________, ____________ or ___________ - CORRECT ANSWER-Company officer, acting officer ; designee It is recommended that _____ percent of the step objectives are completed with a hard bar company officer - CORRECT ANSWER-50 An email stating all objectives are complete shall be sent to the apprentices BC, assigned company officer and tr...

Pressure Relief Valve - CORRECT ANSWER-Mechanical mechanism operated by a compressor spring when the water pressure builds to a certain pressure it overcomes the spring and dumps the pressure. Pressure sensor governor - CORRECT ANSWER-Electronic governor that is pressure activated that adjusts the engines throttle to discharge requirements. Pressurized water sources. - CORRECT ANSWER--Hydrant -Supply Engine 7 Main reasons for collisions - CORRECT ANSWER--Improper backing -Reckless Drivin...

What modern tool replaces a traditional plumb bob? - CORRECT ANSWER-Selfleveling point-to-point laser tool Which modern tool replaces a traditional tape measure, especially for measuring long distances? - CORRECT ANSWER-Laser distance meter Which of the following modern tools replaces a traditional bubble vial level? - CORRECT ANSWER-Self leveling visible line level Which type of laser is best for transferring points from deck to ceiling? - CORRECT ANSWER-Self leveling point to point laser...

When making an offset, the bender must face in opposite directions for both bends. - CORRECT ANSWER-False Note: The bender must face in the same direction for both bends. Which benchmark on the bender is typically used when making offsets? - CORRECT ANSWER-the arrow Match the offset multiplier with the correct bend angle for the following angles. - CORRECT ANSWER-1.4 → 45 ° 2 → 30° 2.6 → 22 1/2° 3.86 → 15° 5.76 → 10° 11.4 → 5

What happened in the mid-1980's that created a need to ensure that cabling systems installed for voice would be installed to certain standards? - CORRECT ANSWER-- The breakup of the telephone companies (namely Bell) The Telecommunications Industry Association (TIA) published standards which have been adopted by the _____. - CORRECT ANSWER-- American National Standards Institute (ANSI) In the standards, the two categories of criteria are _____ and _____. - CORRECT ANSWER- - Mandatory ...

List three types of factors that causes loss in fiber optic interconnections. - CORRECT ANSWER-Intrinsic, Extrinsic, system The three types of Small Form Factor (SFF) connector styles are - CORRECT ANSWER-LC, MC-RJ, MPO The connector strain relief and adapter housing for an OM1 62.5/125 um fiber is ____ - CORRECT ANSWER-serge ferrules may be made up of _____,_____, and _____ - CORRECT ANSWER-ceramic, plastic, steel Ceramic ferrules are made of either______ oxide or _______ oxide - CORREC...

1. Optical fibers can transmit either voice, data or video and either analog or digital signals. 2. Singlemode fiber has a smaller core than multimode fiber. - CORRECT ANSWER-1. true 2. true 3. In an optical fiber, the light is transmitted through the ___________. A. Core B. Cladding C. Buffer D. Jacket - CORRECT ANSWER-A. Core 4. The diameter of an optical fiber is traditionally measured in _____. A. Meters B. Millimeters C. Microns (micrometers) D. Nanometers - CORRECT ANSWER-C. ...

If you need to permanently join two fibers together with the lowest loss and least amount of reflectance, which of the following should you choose? - CORRECT ANSWER-fusion splice Mass fusion splicing is normally used on what style of cable? - CORRECT ANSWERribbon cable Prior to cable plant acceptance or system turn-up, a(n) _____ is used to measure the cable plant insertion loss to ensure it is within the loss budget. - CORRECT ANSWERLight source and power meter (LSPM or OLTS) For insertio...

Armored cable is used in outside plant installation to A. Prevent rodent damage B. Protect from dig up damage C. Increase pulling tension D. Conduct lightning strikes A. Concatenation or the joining of two cables in a long outside plant run is most always done by A. Mechanical splicing B. Fusion splicing C. Field installation of connectors D. Splicing on a pigtailed connector B Premise cables in LAN backbones often contain A. Only multimode fiber B. Only singlemode fiber C. Both ...

A fiber optic inspection microscope can increase the danger of high powered light sources by focusing the light coming out of a fiber into your eye. True or False? - CORRECT ANSWERTrue A fiber optic power meter measures absolute power in dBM (dB referenced to 1 mw) and, when used with a light source, can measure insertion loss expressed in dB. True or False? - CORRECT ANSWER- True When we say 62.5/125 fiber, what does "62.5" mean? - CORRECT ANSWER- core size, the diameter in microns ...

A primary care provider suspects Parkinson's disease (PD) in a 70-year-old patient. Which tests may be performed to diagnose this disorder? - CORRECT ANSWERPresence of 2 cardinal signs which improve with levodopa A toddler has begun hitting and biting other children at a day care center and is exhibiting temper tantrums and bad language at home. The parent reports that these behaviors began shortly after a sibling was born. What will the primary care nurse practitioner do? - CORRECT ANSW...

Sickle Cell Anemia Management - CORRECT ANSWER-Treat both acute and chronic complications of the disease Acute: Fluids for dehydration, analgesics for pain, and oxygen for hypoxemia Sickle Cell Anemia Laboratory/Diagnostics - CORRECT ANSWER-Hgb decreased Peripheral smear shows classic distorted sickle-shaped RBCS Cellulose acetate and citrate agar gel electrophoresis to confirm Hgb genotype Lymphomas: Lymphocytic Malignancy Diagnosis/Staging - CORRECT ANSWER-Stage I: Disease localized to ...

A patient with a family history of amyotrophic lateral sclerosis (ALS) begins to have symptoms that include asymmetric weakness in the arms and difficulty walking. The neurologist recognizes these symptoms as characteristic of involvement of which portion of the nervous system? - CORRECT ANSWER-Lower motor neurons The spouse of a patient newly-diagnosed with amyotrophic lateral sclerosis (ALS) asks about long-term care. What will the provider include when teaching the family about this dis...

True or False? Sexual relationships with patients or the family/friends of patients is acceptable only if it occurs outside of the facility where the healthcare provider works. - CORRECT ANSWER-False A written informed consent should include: - CORRECT ANSWER-all of these are correct _____________________is a legal concept that provides that a person has a right to know the potential risks, benefits, and alternatives of a proposed procedure or treatment. - CORRECT ANSWER-Informed consent ...

Woman has stopped having menstrual periods has vasomotor symptoms, but does not want to use hormone therapy. What will the provider recommend? - CORRECT ANSWER-Keep the house cool, and use personal fans What is a risk factor for pelvic inflammatory disease? - CORRECT ANSWER-Vaginal douching Woman just weaned infant from breastfeeding develops signs of mastitis and is treated with antibiotics. At follow up the provider notes marked breast edema and erythema. What will the provider do next?...

ECG - P-QRS-T complex ECG - Basics of P-QRS- T P wave: - Depolarisation of the LA and RA - Corresponds with atrial contraction QRS complex: - Electrical impulse as it spreads through the ventricles - Indicates ventricular depolarisation - Corresponds with ventricular contraction T wave: - Ventricular repolarisation Calculating HR from an ECG Paper speed of 25mm/sec: - 1500 small boxes/minute - 1500 divided by number of small boxes between complexes = BPM Paper speed of 50mm/sec: ...

What does BTU mean? - CORRECT ANSWER-British Thermal Unit, a measure of thermal heat What is 1 horsepower equal to in BTU/minute? - CORRECT ANSWER-42.45 What is 1 MGD in cubic feet (ft^3) per second? - CORRECT ANSWER-1.55 ft^3/sec What is 1 BTU equal to in foot-pounds? - CORRECT ANSWER-778 foot-pounds What is 1 watt equal to in BTU/hour? - CORRECT ANSWER-3,412 BTU/hour 1 Thermal Unit is equal to ______________ BTU - CORRECT ANSWER-100,000 BTU Which welding process is most commonly used fo...

Which of the following actions should be taken before working on controls that may disrupt plant operations? - CORRECT ANSWER-Have an operator present. Where do you start troubleshooting when an electrical motor fails to operate after observing a mechanical failure? - CORRECT ANSWER-At the power source. Overloading an electrical circuit may be caused by? - CORRECT ANSWER-Connecting loads that draw too much current. What type of current is stored in a 9v battery? - CORRECT ANSWER-Direct cur...

What is wet stacking and how can it be prevented? - CORRECT ANSWER-It is unburned fuel collecting in the exhaust due to light or no load conditions To check flywheel face runout, where should the dial indicator be positioned? - CORRECT ANSWER-The base on the bell housing and pointer on the flywheel face If a 38-tooth gear running at 360 rmp is driving another gear at 144 rmp what is the number of teeth on the driven gear? - CORRECT ANSWER-95 Which of the following is required for a sealed ...