This hole is most likely to allow air to escape from the back of the speaker, allowing the speaker cone to vibrate more freely.
If the magnet is thrown into a pool, it would sink to the bottom due to its weight, assuming it is heavy enough. Magnets are not affected by water, so it would remain magnetic underwater and could pick up any small metallic objects in its vicinity.
There is often a small magnet in the base of a stapler to help hold the staples in place and guide them into position for stapling.
A material that attracts small pieces of iron is called a magnet. Magnets have magnetic properties that allow them to attract iron and other magnetic materials.
A needle magnet is a type of small, strong magnet that is shaped like a needle. It is commonly used for picking up small metallic objects like pins, needles, or screws that are hard to reach or see. Needle magnets are also used in compasses to indicate direction.
The mass of a magnet can vary depending on its size and composition. A typical small refrigerator magnet may have a mass of a few grams, while larger magnets used in industrial applications can weigh several kilograms.
To demonstrate that a loudspeaker has a magnet, you can use a small ferromagnetic object, like a paperclip. Bring the paperclip close to the speaker; if it is attracted, this indicates the presence of a magnetic field, confirming that a magnet is inside. Additionally, you can disassemble the speaker (if possible) and visually inspect the components, where the magnet is typically found near the voice coil. Finally, measuring the speaker's impedance with a multimeter can also suggest the presence of a magnet, as it affects the electrical properties of the speaker.
small magnet used to give direction
because it is easy to convey from small bar magnet
At the bottom of the Bakugan there is a small piece of metal attached to the mechanism that keeps the Bakugan shut. When it is pulled down by the magnet, it releases, causing the Bakugan to open.
you have to check the ohms and the watts this info in usually printed on the magnet of the speaker. if they match then it's probably ok but not recommended
The small speaker called the 'tweeter'.
Small metal plate, just forward of the trigger guard, bottom center of the gun.
A thin flat circular magnet is a magnet that is disk-shaped with a small thickness. It is commonly used in applications where a strong magnetic field is needed in a compact form, such as in sensors, magnetic switches, or small electric motors.
It all just depends on what card it is, but normally, it is in small print at the bottom center of the card in the back
They are front and back the odd size of 5x7 but u can use an adapter to put in 6x9 with a speaker with a small enough magnet. Don't make the mistake on front speakers to not remove the entire door panels. many rip off the speaker covers. Also it depends if you have a premium amp sound system then it gets abit more complicated!
When i remove mine, i typically stick a screwdriver at the very bottom of the door, up into a small opening below the speaker section. Simply push it in there and slightly inwards and itll pop it right out!
The small bar magnet has a stronger magnetic field, at least at short distances.