Lesson: Sources of Centripetal ForcePhysics
In this lesson, we will learn how to identify the physical causes of centripetal forces on objects and to identify whether such forces have position-dependent components.
Sample Question Videos
Worksheet: 17 Questions • 4 Videos
Cars travel at 105 km/h along a circular turn whose radius is 1.20 km. What is the ideal banking angle for the turn?
A 30.0 g ball on the end of a string is swung in a vertical circle with a radius of 25.0 cm. The speed of the ball is 200.0 cm/s.
Find the tension in the string at the top of the circle.
Find the tension in the string at the bottom of the circle.
If the length of the string was halved, what would the tension in the string be?
Railroad tracks follow a circular curve of radius 500.0 m and are banked at an angle of . For trains of what speed are these tracks designed?