Which of these is the fastest way to seize an engine (mechanically lock it up)? A Running with no oil pressure. B Running with low engine coolant. C Changing the oil every 5,000 miles, but not the oil filter. D Loose turbocharger hose boot.
Backing material of a pulsed-wave transducer helps to reduce the spatial pulse length and improve axial resolution True False
A tubing cutter is more __ and neater than a saw when cutting pipes and metal tubing. a. Convenient b. Expensive c. Extensive d. Time consuming
There are many types of pliers, including combination, arc joint,needle-nose, and all of the following EXCEPT: a. Slip-joint b. Box-nose c. Flat-nose d. Combination
What is the minimum capacity required for a top rail? 100 pounds 200 pounds 500 pounds 700 pounds
An example of a normally open valve is a: Sequencing valve Brake valve Pressure reducing valve Counterbalance valve
Video Question-Jump Starting Dead Battery After both vehicles are running you should take the red clamps off first when removing the jumper cables. True False
Explain the proper procedure for Lockout/Tagout.
warns you when the engine is using more electricity than the battery is generating Choose the category below that the above fact relates to. temperature light oil pressure warning light parking brake light alternator warning light
If high cylinder speeds are required, a __ could be used. a. check valve b. hydraulic dashpot c. quick exhaust valve d. silencer
Question Three (a)A water heater is to be installed in a bathroom Specify the; (i)Mounting height for its switch. (02 marks) (ii)Rating current for its protective device. (iii)Size of the cable to b e used for its installation. (02 marks) (b)If the supply of the water heater in 3(c a), is from a two-way consumer's unit.draw it's; (02 marks) (i)Block diagram. (06 marks) (ii)Wiring diagram. (08 marks) Question Four You have been given a task to install earthing system in a new building As a trained technician; (a)List four factors you will consider when selecting a site for the above installation. (b)Describe two methods you will use to improve the conductivity of the earthing. (04 marks) (04 marks) (c)Name four materials and two tools you will need to carn out the task. (06 marks) (d)Explain a step -by-step procedur e you wil I follow to carry out the task. (06 marks) Question Five (a)Define the following terms as applied to lightning protection. (i)Down conductor (02 marks) (ii) Air termination (02 marks) (iii)Test ioint (02 marks) (iv)Zone of protection (02 marks) (b)Identify four types of buildings which require protectior from lightning. (c)with the aid of diagram show the zone of protection offered by two vertical lightning protection system. (08 marks) (04 marks)
Chain slings cannot be damaged by heat. True False
During welding preparations what should be set up around the welding area? are blowers flash shields cotton curtains oxygen cylinders
Before engaging the PTO switch you should make sure that the controls are in neutral position. True False
What is a benefit of a grounded electrical system for workers? A. It prevents power outages in the building B. It eliminates the risk of electrical shock entirely C. It provides a safe path for current to flow in case of a fault, reducing the risk of shock D. It allows workers to touch live wires without harm
What is the minimum sire standard main breaker required for a farm building service where the expected simultaneously operated load is 118 amperes? 90 amperes 100 amperes 110 amperes 125 amperes
What is a potential hazard when working with electricity? A. Improved productivity B. Increased employee satisfaction C. Electrical shock D. Faster project completion
When you add radiator fluid to the reservoir,how full should it be? Select the correct answer and click Submit. ) Up to the "Full"mark Up to the very top of the reservoir Up to the "Add"mark
Where is the transmission dipstick normally located on a rear-wheel drive vehicle? Select the correct answer and click Submit. At the rear of the engine near the firewall Directly above the steering column and in the middle of the engine At the front of the engine
What is one factor that can wear out your vehicle's belts and hoses? Select the correct option and submit. Consistent temperatures Dirt and debris Humidity Too much cleaning
