Well it all depends on which of the wires touched, and how the amp is designed. Usually the result of speaker wires touching (shorting out) is a dead amp channel. Though if say the right channel + touched the left channel - it might do nothing. Or blow up the amp.Keeping this in view, what happens if you hook up speaker wires wrong?
Accidental reversal of speaker wires can happen when the wires are not properly labeled for polarity. This action is known as making the speaker "out of phase," and results in audio oddities. Reversing speaker wire polarity is a common audio error.
One may also ask, can positive and negative wires touch? Current flow from positive to negative no matter whatever load you put there will be flow of current. When you touch “live” wires together, you're basically short-circuiting whatever source is driving them – and so a fairly large current flows, if only briefly (i.e., until the fuse blows or the breaker opens).
Also, can speaker wire electrocute you?
High-power Typical audio signals aren't powerful enough to be dangerous, but there is no magic immunity. If enough speakers were amassed and driven by a powerful enough amplifier, you could easily arrange to be electrocuted.
Does it matter which wire goes where on a speaker?
typically, the positive wire is red and the ground, or negative, is black. However, most speaker wires don't do colors. It really doesn't matter, as long as the same wire is connected to the same colored terminal at each end.
Can Speakers damage amplifier?
In normal use, correctly matched speakers which do not develop a fault will not damage a valve amplifier, though if the valve amplifier is turned too loud and blows the speakers, the resultant damage can in turn damage the amplifier.What happens if you connect a positive wire to a negative wire?
Connecting positive wire to negative wire of the second battery just means you have created a battery with the voltage being the summation of the two batteries individual voltage. As V=IR says, Voltage is the product of the current and resistance in a closed circuit.Which side of speaker wire is positive?
If correctly connected, the copper-colored wire (compared to the silver-colored wire) or the wire with the white stripe (compared to the wire with no stripe) should be your positive wire. If your amp or speaker has color-coded connections, the positive should connect to the red connection.Why is my speaker wire melting?
Chances are the speaker wire melted because the wire gauge thickness was insufficient for the amount of power you are sending to your subwoofers. Also ensure that the speaker wire is nicely fitted tight into the terminal posts outside the subwoofer enclosure and into the car amplifier itself.Does speaker wire affect sound quality?
Do expensive speaker wires "sound" better? Thicker wires are better: It's true that for long runs, thicker wires are better at reducing the effects of resistance. But for most set ups (those with speakers within 100 ft of the amplifier), 16-gauge lamp cord is fine. For speakers 100 to 200 ft.Is 18 gauge wire OK for speakers?
The manual states that up to 20 ft an 18 gauge wire is fine with 16 and 14 gauge for longer runs. I would buy the lower gauge and put connectors on the ends for general use and if you are not a critical listener then the 18 gauge is probably just fine.Can you splice Bose speaker wire?
While the external connecters are a proprietary style, the actual wire inside those cables is standard 18-gauge speaker wire. The pre-suplied speaker wire from the Bose system can be spliced with 3rd party wire in the middle to increase the length.What happens when you touch positive to negative?
Always undo the ground (negative) first. Otherwise, if the spanner touches exposed metal whilst still attached to the battery positive, it can create a circuit through the car body which is connected to the negative.What happens if wires touch?
The usual cause is bare wires touching one another or wire connections that have come loose. The immediate impact is that a large amount of current suddenly begins to flow. This in turn causes the circuit breaker to trip, instantly stopping all current flow.What happens if you connect black wire to white wire?
Inside an outlet's electrical box, the black (hot) wire should be connected to the brass-colored terminal on the outlet. The white (neutral) wire should be connected to the silver-colored terminal. If these connections are backward, the polarity is wrong.How do you connect positive and negative wires?
If the multi-colored wire is black and red, the black wire is the negative wire, while the red one is positive. If both wires are black but one has a white stripe, the striped wire is negative, while the plain black wire is positive.What happens when 2 wires touch?
If the two wires are at different voltage levels, a short circuit is created when they touch each other. That creates the spark. When you bring the two wires closer to each other, at one point, the gap is so low that the air between the wires is ionised and it breaks down, allowing a spark between the two surfaces.What causes electrical wires to spark?
As the wires become exposed, the chance for an electrical fire increases. When a connection is made, the electrons can leap to the wrong area and cause a serious spark. This is known as a short circuit and can actually cause an electrical fire. Water can quickly cause an outlet to spark and short out.Why does the negative terminal get hot?
The biggest reason a battery terminate or connection would get hot is the connection is lose. That along with the high amount of power it is using to try and start will make it get very hot. The terminals on a lead acid battery can even melt from the heat. A hot cable and battery can cause injury.What is negative wire?
The source of electricity (whether it is a generator, battery or something else) will want to push electrons out of its negative terminal at a certain voltage. When there is a path that goes from the negative to the positive terminal, you have a circuit, and electrons can flow through the wire.Why do batteries spark?
Electrical System Items turned on in the car, such as the radio and clock, might have been turned on before the battery died. This means the electrical system is drawing current, and the battery is part of that system. Sometimes this can cause the battery jumper cable to spark when it's connected to the battery post.What is a blown speaker?
A “blown speaker” is one that doesn't work right or doesn't work at all. It's an umbrella phrase that encompasses several problems that could cause a speaker to sound unpleasant or go silent, but suffice it to say that a blown speaker makes either bad sound or no sound. 
