Unlike centripetal force, there is no specific formula for centrifugal force. It's considered a reactive force to centripetal force, acting in the opposite direction. The magnitude of the centrifugal force is often equal to the centripetal force but acts in the outward direction.
Centrifugal force is not measured in the standard unit of force (newton) since it is not a true force. Instead, it is often described in terms of mass (m), velocity (v), and radius (r) in the context of the circular motion formula:
Fc=m⋅v2/r
In this formula, Fc represents the centripetal force, and centrifugal force is often discussed as an equal and opposite reactive force.
Real Life Examples
- Car Turning a Curve: Passengers feel outward force in a turning car due to centrifugal effect.
- Spinning in a Carousel: Carousel riders are pushed outward due to the centrifugal effect of circular motion.
- Clothes in a Washing Machine Spin Cycle: During the spin cycle, clothes experience a centrifugal effect, pressing them against the drum's outer wall.
- Turning a Water Bucket Upside Down: Swinging a water bucket creates inward centripetal force and outward centrifugal force, keeping water inside.
- Earth's Equatorial Bulge: Earth's rotation causes a slight bulge at the equator, a result of outward centrifugal effect.