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∙ 13y agoThis is a term from classical mechanics. A fictitious force is a force that is only present in a so-called non-inertial frame. This means that the observer is experiencing some kind of acceleration. The point is that if the observer is accelerating then he might see some forces that are not really forces at all.
If you are in a rotating frame you are accelerating, and you feel a centrifugal force. However anyone looking at you while not rotating themselves will say that there is no such force at all.
Imagine you are on a horse in a merry-go-around and the thing malfunctions and starts to rotate very rapidly. You will feel the centrifugal force trying to blow you away from the center. However someone standing next to the merry-go-around sees no such force. What he sees is you holding on to the horse, but it is YOU holding onto the horse that is providing a force, if you would let go you would just fly in a straight line and no force would work on you.
It is a little difficult to explain it very well in words, in the relevant links I have posted a link that points to the wikipedia article for the Coriolis force (a fictitious force) and figure 1 there shows a nice picture of the above.
In General Relativity however, there is no preference for inertial frames anymore and you are valid in claiming there is a force pushing outwards. This force is then gravity. This is direct consequence of the equivalence principle that states that gravity and acceleration are indistinguishable (in a suitable limit).
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∙ 13y agoladybug, called Johanniskafer in German.
Centrifugal force.
The word for watering crops is called irrigation.
Yes. Centripetal is center seeking force. Centrifugal is center fleeing force.
In 1930 it was called the Jules Rimmet trophy , till 1970. That year Brazil won its third world cup, and according to the old rule Brazil were allowed to keep it. But in 1974 world cip a new gold cup was made and this is a rotating cup.
Centrifugal force is often called a "fictitious" or "pseudo" force because it only appears to act on objects in a rotating reference frame, not in an inertial frame. In reality, the force is the result of inertia and the object's tendency to move in a straight line, rather than being a force that pushes or pulls the object outwards. The sensation of being pushed outwards in a rotating system is due to the object's inertia resisting the inward force required to keep it moving in a circle.
A baby ladybug is called a larva.
The outward force from the center of rotation is called centrifugal force. It is perceived as an apparent force that pushes objects away from the center of rotation in a rotating reference frame.
If you intended to ask why the world started rotating at its current speed in its current orbit, the centripetal and centrifugal forces of all heavenly bodies are considered to have their origin in what is universally called the Big Bang theory.
The name of a ladybug is called the 'elytra'
The force of gravity pulls the planet towards the Sun and this is balanced by the planet's "centrifugal force" away from the Sun. (Centrifugal force is called a "fictitious force" in physics. It's a mathematical way of representing the planet's tendency to move in a straight line path. Some people prefer to talk about the planet's "inertia" rather than centrifugal force.)
Centrifugal force is the force created by rotating bodies that pushes objects outward from the center of rotation. It acts in the opposite direction of centripetal force, which pulls objects toward the center of rotation.
You may be referring to the 'fictitious' Coriolis effect or more correctly, Coriolis force. The Coriolis force is a fictitious force that arises from viewing things from the perspective of a rotating reference frame. When viewed from the perspective of an inertial frame, the "force" doesn't appear. We (on Earth) tend to use rotating reference frames because this view is convenient for describing behaviors that nearly co-rotate with Earth. Jeannie Heroux
The fictitious force that appears to push outward on an object in circular motion is called the centrifugal force. It is not a genuine force but rather a perceived effect resulting from the inertia of the object trying to move in a straight line. In reality, the centripetal force, directed towards the center of the circle, is responsible for keeping the object in its circular path.
The force that causes moving objects in a circle to be pushed outward is called centrifugal force. It is a fictitious force experienced by objects in circular motion that appears to push them away from the center of the circle. This force is a result of inertia and acts in the opposite direction to the centripetal force keeping the object moving in a circular path.
a beetle
The things that stick out of a ladybug's head are antennae. The singular form of this word is antenna.