Automotive
Why Do Car Doors Lock Automatically?

Why Do Car Doors Lock Automatically? Most new cars automatically lock their doors when in motion because the government and auto manufacturers correctly assume that the owners of cars cannot be expected to protect themselves from hijackers. If your car power locks are keeping you out of your car, ...

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Why Do Cars Need Engines?

Why Do Cars Need Engines? When your body needs fuel, you feed it food. When your car needs fuel, you “feed" it gasoline. Just like your body converts food into energy, a car engine converts gas into motion. Some newer cars, known as hybrids, also use electricity from batteries to help propel a ...

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Why Are Led Lights Buzzing?

Why Are Led Lights Buzzing? LEDs lack a filament or firing arc so there are no “moving parts” to cause humming. Unfortunately, LEDs still suffer from electromagnetic (EM) hum caused by incorrect dimming or EM interference by other devices. ... But, if your lights hum when dimmed or installed into ...

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Why Do Fluorescent Tubes Go Black At The Ends?

Why Do Fluorescent Tubes Go Black At The Ends? If the end of the tube turns black, this can mean that it has a switching cycle that is too rapid, or that the cathode inside is faulty. If it turns black after a day, or a week, then it is certainly the cathode at fault and will need to be returned to ...

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Why Are My Car Headlights Not Working?

Why Are My Car Headlights Not Working? Solution: If both headlights aren't working, it's unlikely that a bulb is at fault. The likely cause is a fuse, headlight relay, headlight switch, dimmer switch or a wiring fault. ... Consult your owner's manual to locate the main fuse for the headlight ...

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Why Do Foam Air Filters Need Oil?

Why Do Foam Air Filters Need Oil? Air filter oil – whether spray-on or out of a bottle – is designed to penetrate the foam cells and evaporate, leaving a sticky residue to trap foreign particles. ... The oil's purpose is to prevent dirt and debris from passing through. Failing to use enough oil is ...

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Why Are My Running Lights Not Working On My Trailer?

Why Are My Running Lights Not Working On My Trailer? It could be a tow package fuse on the vehicle. Use the owners manual to find the locations of fuses/relays related to the tow package wiring to check them and replace as needed. If the issue is not a fuse or relay then you can test the vehicle ...

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Why Are My Trailer Brakes Locking Up In Reverse?

Why Are My Trailer Brakes Locking Up In Reverse? If you have a surge or hydraulic coupler on the trailer, such as those typically found on boat trailers, the hydraulic brakes will lock up when the vehicle reverses unless the lock-out circuit on the coupler is wired to the trailer connector on the ...

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Why Are Plane Wheels So Small?

Why Are Plane Wheels So Small? So plane wheels are small and skinny because that's all the plane needs for takeoff, taxi, and landing - and if they were heavier, the plane wouldn't be able to carry as much cargo. How do airplane tires not pop? The mechanics take off the hubcap and reduce the ...

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Why Are Two Stroke Engines Less Efficient?

Why Are Two Stroke Engines Less Efficient? While in terms of fuel consumption 2 stroke engines are less efficient than 4 stroke engines because 2 stroke engines spray the fuel while the exhaust is open which makes a part of air-fuel mixture to exit without being burned. What are the ...

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Why Camber Angle Is Provided?

Why Camber Angle Is Provided? Usually, you can find this angle in almost every car. The main purpose of camber is to prevent the top of the wheels from tilting inwards too much which is because of the load or play in the suspension ball-joints & wheel bearing.Aug 31, 2019 What is a good camber ...

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Frank Slide - Outdoor Blog
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