Download FCTC WRITTEN EXAM, FINAL EXAM AND PRACTICE TEST ACTUAL EXAM 250 QUESTIONS AND ANSWERS and more Exams Safety and Fire Engineering in PDF only on Docsity!
FCTC WRITTEN EXAM, FINAL EXAM
AND PRACTICE TEST ACTUAL EXAM
250 QUESTIONS AND CORRECT
ANSWERS WITH RATIONALES
|ALREADY GRADED A
A belt and pulley system is characterized by - ...ANSWER...two or more pulleys in common to a belt. What does a belt and pulley system allow for? - ...ANSWER...mechanical power, torque, and speed to be transmitted across axles How is mechanical advantage realized? - ...ANSWER...if the pulleys are different diameters what is a pulley? - ...ANSWER...a wheel on an axle or shaft that is designed to support movement and change of direction of a cable or belt along its circumference Why are pulleys used? - ...ANSWER...lift loads apply forces
trasmit power What is usually the drive element of a pulley? - ...ANSWER...rope, cable, belt or chain that runs over the pulley inside the groove Pulleys are assembled to form what - ...ANSWER...a block and tackle in order to provide mechanical advantage to apply large forces rope and pulley systems (block and tackle) are characterized by what? - ...ANSWER...the use of a single continuous rope to transmit a tension force around one or more pulleys to lift or move a load the rope may be a light line or a strong cable What is the mechanical advantage of a rope and pulley system if it does not dissipate or store energy? - ...ANSWER...the number of parts of the rope that act on the load What is a lever? - ...ANSWER...a machine consisting of a beam or rigid rod pivoted at a fixed hinge or fulcrum How do levers work? - ...ANSWER...amplifies an input force to provide a greater output force, which is said to provide leverage
What is the mechanical advantage of a Class 2 lever? - ...ANSWER...It is always greater than 1 Class 3 Lever - ...ANSWER...Effort in the middle The resistance is on one side of the effort and the fulcrum is located on the other side. Examples of Class 3 levers - ...ANSWER...tweezers or the human mandible Mechanical advantage is always less than 1 FRE 123 - ...ANSWER...Fulcrum in middle for 1st class Resistance is in the middle for the 2nd lever Effort is in the middle for the 3rd HEAD - ...ANSWER...pressure created by the force of gravity and is a function of the difference in elevation between intake and output Head is usually measured in - ...ANSWER...pounds per square inch Formula for determining head pressure - ...ANSWER... 1 vertical foot= 0.433 pounds / square inch 1 PSI = 2.31 vertical feet
Water head pressure is - ...ANSWER...Static pressure caused by the weight of water solely due to its height above the measuring point. What is greater? the pressure of a 40' lake or a 40' high thin tube filled with water? - ...ANSWER...they will be identical since only height is involved. Basic water head calculation: - ...ANSWER...Measure the height of the water above the desire measuring point in inches or feet. Divide the depth in inches by 27.21 inches/psi or the depth in feet by 2.31 feet/psi which are the english unit conversion factors Result is water head pressure expressed in PSI Which earthquake caused to install 9" diameter walls? - ...ANSWER...Long beach earthquake Tilt up construction can be the tallest structure? - ...ANSWER... 5 stories tall Secondary safe place for arch roof construction? - ...ANSWER...Side walls of building What type of construction is light weight? - ...ANSWER...Bungalow
What were the different Levels of fire protection? Minimum? Better? Best? - ...ANSWER...? Pulaski is what kind of tool? - ...ANSWER...Ax and grubbing tool. What are hazards when falling trees? - ...ANSWER...Snags, widow makers, and loos-limbs = all of the above. What is the sawyers job? - ...ANSWER...To limb and fall trees Safety zone for falling tree? - ...ANSWER...20 feet. How long for rehab until you go to the hospital? - ...ANSWER...50 minutes if vitals don't improve. What do you check an MRE for? - ...ANSWER...Expiration? Not sealed? exposed? What is the first thing you do in phase 1 of Swift water rescue? - ...ANSWER...Find witness. Foot search from point of last contact down stream is known as? - ...ANSWER...Hasty search. Safety officers job is too? - ...ANSWER...Identify and mitigate hazards.
Hazards of water rescue is? - ...ANSWER...Velocity, water, temp, and depth. When in shallow water you can't detect? - ...ANSWER...Depth. Order of operation for low hazard to high hazard swift water rescue is? - ...ANSWER...Talk, reach, throw, row, go, helo For a water rescue, what equipmentis required with 5 feet of the water? - ...ANSWER...Protective footwear Breath-hold divers needs? - ...ANSWER...Clear visibility to see underwater hazards order and safety? - ...ANSWER...You, other emergency personnel, victim Order of helping victim? - ...ANSWER...Couch in, reach, throw, row, go Equipment needed when entering water? - ...ANSWER...Probe What tool is broken? - ...ANSWER...chainsaw What was left at the incident? - ...ANSWER...1 hall runner, 2 salvage covers.
Where did the first arriving captain advise engine 64 that the fire hydrants was located? - ...ANSWER... houses in front of e Which battalion arrive and assume naiomi command? - ...ANSWER...Battalion 9 What was truck 65 assignment given to by Naoimi command? - ...ANSWER...Search & Ventilation Where was the most smoke showing upon arrival of the first engine company? - ...ANSWER...2nd story window Pets location? - ...ANSWER...Upstairs How much oxygen was administer? - ...ANSWER... LPM How many firefighters were inside the house? - ...ANSWER... What was the sister's past medical history? - ...ANSWER...fast/irregular heartbeat What was the woman's medical history? - ...ANSWER...Asthma
What was the medication the lady was allergic to? - ...ANSWER...Penicillin What was the medication that the lady was prescribed for? - ...ANSWER...Lisinopril When did this pain start or the onset time of this pain? - ...ANSWER...1 hour ago What was the chief complaint of the lady? - ...ANSWER...Chest pain What was the severity of the lady's chest pain on a scale of 0-10? - ...ANSWER...7/ What was the lady's blood pressure? - ...ANSWER...140/ How was the lady describing the pain she was experiencing? - ...ANSWER...gripping (none of the above) What hospital did the lady want to be taken to? - ...ANSWER...Community What was the dispatched adress? - ...ANSWER... Ladera St. What was the initial engines assignment? - ...ANSWER...Gear up and wait.
First arriving engine - ...ANSWER...truck 23 Who took care of the patient inside the car - ...ANSWER...Galindo How many patients - ...ANSWER... Where was command set up - ...ANSWER...Broad and north of wilson What was the drivers name - ...ANSWER...Stephanie How many people were wearing seatbelts - ...ANSWER... What was the number of the apparatus that pulled up - ...ANSWER... What additional rescources - ...ANSWER...1 truck 1 engine 1 ambulance hazmat How many people came down the stairs - ...ANSWER... How many people were wearing helmets - ...ANSWER... Who did ic tell to move the truck - ...ANSWER...Engineer Clint
How many feet uphill and upwind did captain tell them to move - ...ANSWER... Who did the first arriving captain speak to from the facility - ...ANSWER...Building Engineer What side of the building was the leak coming from - ...ANSWER...north Where were employees instructed to stand - ...ANSWER...Safe Refuge Area Where did ic tell arriving units to stand - ...ANSWER...Del valle AND MOUNTAIN ROAD What colors were the chemical bottles - ...ANSWER...Green and silver What was the number of the truck that pulled up - ...ANSWER... FCTC FINAL EXAM In which case should a downed fire fighter's face piece be replaced with the emergency face piece from the rapid intervention pack? - ...ANSWER...The victim's face piece is damaged
The maximum slope of a low-angle rescue operation is degrees - ...ANSWER... A NIOSH study found that unprotected lightweight engineered l-joist floor assemblies fail after minutes of fire exposure. - ...ANSWER... What does the "R" stand for in the LUNAR acronym? - ...ANSWER...Resources Many new smoke alarms contain an extended life year battery - ...ANSWER... What is the main purpose of thee secondary search? - ...ANSWER...Locate any victims not found by the primary search In which type of sprinkler system is the piping filled with pressurized air instead of water? - ...ANSWER...Dry The majority of civilian fire injuries occur in which type of occupancy? - ...ANSWER...Residential When a ladder is used to gain access to a roof, a minimum of rungs should show above the roofline. - ...ANSWER...Five
For the purpose of extinguisher selection and placement, what is an example of a light hazard environment? - ...ANSWER...Classroom What mnemonic helps fire fighters remember the seven categories of harm that can be caused by terrorism agents or other hazardous materials? - ...ANSWER...SLUDGEM In general what is the maximum reach for a 28 - ft (8-m) ladder? - ...ANSWER...The second-story roof How does the vapor pressure of a liquid relate to its rate of evaporation? - ...ANSWER...The greater the vapor pressure, the faster a liquid will evaporate For whom should fire fighters consider that they work?
- ...ANSWER...The tax-paying citizens The realistic duration of an SCBA air supply is than the rated duration. - ...ANSWER...much shorter Which type of hose roll is used to store hose on a storage rack? - ...ANSWER...Straight Which hose lay is performed by two engine companies when hose must be laid in two different directions to establish a water supply? - ...ANSWER...Split
materials? - ...ANSWER...Their use involves potential exposure to the hazard What does the "R" stand for in the "RIC"? - ...ANSWER...Rapid Which tool is commonly used in interior search and rescue? - ...ANSWER...Thermal imaging device Which tool is classified as a rotating tool? - ...ANSWER...Screwdriver Fire fighters getting close enough to apply extinguishing agent directly on the fire is the objective of which type of operation? - ...ANSWER...Offensive Which statement about structural steel is correct? - ...ANSWER...Structural steel is the strongest building material in terms of both tension and compression. A fire department communication center functions most like a(n): - ...ANSWER...human brain What is the function of the PTT button on a two-way radio - ...ANSWER...Cause the radio to transmit When should fire fighters begin to think about which tools they might need for a given call? - ...ANSWER...During the response
Which item is necessary to include in a life safety rope's documentation? - ...ANSWER...History of use An oxygen-deficient atmosphere contains less than percent oxygen. - ...ANSWER...19. What is the term for the movement of heat and smoke from an area of higher pressure to lower pressure? - ...ANSWER...Flow path Where should streams be directed to prevent a BLEVE?
- ...ANSWER...At the area where the tank is being heated Which is a commonly used method of extinguishing Class B fires? - ...ANSWER...Excluding the oxygen Which type of adaptor is used to connect two female couplings to each other? - ...ANSWER...Double male Which term is a measure of whether a material will burn? - ...ANSWER...Combustibility When is it permissible for fire fighters to wear partial PPE during salvage operations in the fire area? - ...ANSWER...Never Ladders consisting of a single section are ladders. - ...ANSWER...Straight
