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# Which is the best definition of centripetal force?

## Which is the best definition of centripetal force?

Centripetal force is defined as, “the force that is necessary to keep an object moving in a curved path and that is directed inward toward the center of rotation,” while centrifugal force is defined as “the apparent force that is felt by an object moving in a curved path that acts outwardly away from the center of …

## Why does centripetal force exist?

The direction of the net force is in the same direction as the acceleration. So for an object moving in a circle, there must be an inward force acting upon it in order to cause its inward acceleration. This is sometimes referred to as the centripetal force requirement.

Newton

## What is called centrifugal force?

Centrifugal force, a fictitious force, peculiar to a particle moving on a circular path, that has the same magnitude and dimensions as the force that keeps the particle on its circular path (the centripetal force) but points in the opposite direction. Centrifugal force. Quick Facts. Centrifuge. Inertial force.

## Can Tension be a centripetal force?

Tension is the centripetal force (keeps motion in a circular path).

## Is gravity a pseudo force?

General relativity is his theory of gravity, and gravity is certainly the paradigmatic example of a “real” force. The cornerstone of Einstein’s theory, however, is the proposition that gravity is itself a fictitious force (or, rather, that it is indistinguishable from a fictitious force).

## Which force is called pseudo force?

A force which arises from gravitational, electromagnetic or nuclear interaction between matter is called a real force. The centrifugal force does not arises due to any of the these interactions. therefore, it is called a pseudo or fictitious force.

## Is friction a pseudo force?

The pseudo-force acting on the book will still be the same. The frictional forces are there irrespective of where the observer is. In the example it is the normal reaction (a real force) which is responsible for the production of the frictional force.

## Why pseudo force is called pseudo force?

The centrifugal force in the nonintertial frame of reference of a particle in circular motion is the effect of the acceleration of the frame of reference with respect to an interial frame of reference. therefore, it is called a pseudo or fictitious force.

## What is a pseudo force in physics?

A fictitious force (also called a pseudo force, d’Alembert force, or inertial force) is a force that appears to act on a mass whose motion is described using a non-inertial frame of reference, such as an accelerating or rotating reference frame.

## What is pseudo force in physics class 11?

A Pseudo force (also called a fictitious force, inertial force or d’Alembert force) is an apparent force that acts on all masses whose motion is described using a non-inertial frame of reference frame, such as rotating reference frame.

## What is work done by pseudo force?

The work done by a pseudo force is zero as it acts to appear on the body.

## How Is gravity a fictitious force?

In general relativity, gravity appears as a fictitious force; this is because GR attributes the apparent acceleration of gravity to the curvature of spacetime.

## Why is the Coriolis force fictitious?

In such a frame of reference, Newton’s laws of motion take the form given in Dynamics: Newton’s Laws of Motion The car is a non-inertial frame of reference because it is accelerated to the side. The force to the left sensed by car passengers is a fictitious force having no physical origin.

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