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you mount the Mercury container in the hood so that when it tilts gravity pulls the mercury down a tube and connects a cathode with an anode.

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Q: How could you use mercury to make a switch to turn on a light when the trunk of a car is opened?
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How could you use mercury to make a switch to turn on a light when the trunk of a car is open?

You do not need mercury. Just install a door jam switch in the trunk wired into a light in the cat so that when the trunk is open a light will come on in the vehicle.


Where is the Mercury switch on a 1989 Sundance?

A mercury switch is used for connecting current to a under-hood/hatch light.


Where is the dome light switch on 2002 mercury cougar?

it is located on the light a switch that says 12sec on and off


Where is the backup light switch on a 93 mercury sable?

The 1993 Mercury Sable backup light relay switch can be found beneath the drivers side dashboard. The backup light relay switch will be above the accelerator pedal.


Where is the fog light switch on a 99 mercury tracer?

Assuming it is the same as the 1998 Mercury Tracer : The fog light switch is on the turn signal lever , next to the head light switch * you probably need to have your head lights on low beam


Where is 1987 brougham trunk light switch Located?

in the lamp assy. Mercury switch


How do you take the head light dome light switch off on a 1993 Mercury Cougar?

You don't. The switch is all one , you will have to replace the entire switch.


Why would your brake light be on 1989 mercury marquis?

Brake light switch stuck, defective, or out of adjustment.Brake light switch stuck, defective, or out of adjustment.


What does it mean when the circuit is opened?

Its means there is no continuity between point Ato point B. Ex. A light switch : When the switch is off it opens the circuit and electricity does not get to the light, when the switch is on the circuit is closed and the light will turn on.


What are different kinds of switches?

Mercury tilt switch, Knife switch, Footswitch, Reversing switch, Light switches, Electronic switches


Where is the button to shut of the back hatch light on a 1994 mercury villager?

There is no separate switch for it. Pushing the light switch will defeat the dome and courtesy lamps.


What happens when a switch circuit is opened?

When a switch is closed the path through the circuit is continuous.