When all other lights show normal illumination but one headlight is dim, it is a good sign that the __________.
Answer(s): D
A loose or corroded headlight ground connection will cause a dim light. If the headlight switch is faulty, all lights will be affected, not just the headlight.
If air gets into the hydraulic brake system, __________.
Answer(s): C
Air is compressible and will cause a spongy or soft brake pedal action.
The proportioning valve in a hydraulic brake system __________.
A proportioning valve is commonly used on a vehicle equipped with front disc and rear drum-type brakes. The valve reduces hydraulic pressure to the rear drum brakes to prevent rear wheel lockup and skidding during heavy brake pedal application.
To fuse metals together, gas welding uses __________.
Answer(s): A
Gas welding uses an oxygen and acetylene mixture in a welding torch that produces a flame hot enough to melt and fuse metals.
Tin snips are a type of __________.
Answer(s): B
The cutting blades of tin snips cut metal with a shearing action as they slide past each other. The cutting blades of nippers come together and don't slide past each other. Tin snips have nothing to do with either welding or measuring.
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