Yes
Axes, forks, nails, your teeth, knives and many more.
No, a light bulb does not involve a wedge. A light bulb typically consists of a glass bulb with a filament inside that emits light when electricity passes through it.
There are many items in everyday life that involve a wedge. A spatula for cooking is a wedge, a door stopper is a wedge used to stop the door, and a knife use to chop vegetables is a wedge.
While a wedge and an inclined plane are not the same things, a wedge is a type of inclined plane. However, not all inclined planes are considered to be wedges.
Knives, axes, scissors, and chisels. The forward edge of a crowbar is also a wedge.
A wedge Ex:axe ,sledge hammer, those types of things.
A compound machine consisting of a lever and wedge would typically involve using the lever to apply force on the wedge. For example, using a lever to push down on a wedge to split wood. The lever amplifies the force applied to the wedge, making it easier to perform tasks that would be difficult with just the wedge alone.
Many different things can be used as a wedge. A nail or pushpin is a wedge, and so is a rubber doorstop. Wedges can be made of metal or of wood or plastics, and a wedge is a simple machine in this context.
Splitting things
A wedge splits things apart best when it encounters less friction. The lower the friction, the easier it is for the wedge to slide between two objects and separate them. More friction would hinder the wedge's ability to split things apart effectively.
No because a wedge cut things in half like cutting a wood in half