a bowling ball rolls without slip- ping up a ramp that slopes upward at an angle b to the horizontal (see example 10.7 in section 10.3). treat the ball as a uniform solid sphere, ignoring the finger holes. (a) draw the free-body diagram for the ball. explain why the friction force must be directed uphill. (b) what is the acceleration of the center of mass of the ball? (c) what minimum coefficient of static friction is needed to prevent slipping?



Answer :

Friction is an opposing force it works on  body surface and tries to stop it from moving. Newton (N) is its unit. K=tan is the absolute minimum of the static friction coefficient.

What does friction force mean?

It is a specific kind of opposing force that acts on the body's surface and works to prevent the body from moving. Newton is its unit (N). It is described mathematically as the sum of the normal reaction and the coefficient of friction.

Does bowling represent momentum?

The motion of both items alters when they collide with another moving object. For instance, a bowling ball slows down when it strikes the pins. The momentum wanes. Pins are moving.

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