What is the motion of the billiard ball?

What is the motion of the billiard ball?

The motion of the billiard ball is a one-dimensional motion.

What causes the billiard balls to move?

However, the friction force does not remain this large for the whole collision time. The friction force on the ball causes the ball to start rotating, while the friction force on the tip (equal and opposite to that on the ball) causes the tip to slow down.

What is the heaviest pool ball?

The heaviest American billiard ball is the 8 ball, which weighs approximately 7.5 ounces.

What happens if you move a ball in pool?

Any balls moved accidentally during a shot will be replaced by the opponent after the shot is over and all the balls have stopped rolling. If it occurs before the shot, it will be replaced before the shot is taken. i.

What type of motion is a moving ball?

The two types of motion of the rolling ball are translational motion and rotational motion.

What is the motion of a ball called?

Projectile motion is the motion of an object thrown (projected) into the air when, after the initial force that launches the object, air resistance is negligible and the only other force that object experiences is the force of gravity. The object is called a projectile, and its path is called its trajectory.

Is billiards a physics or geometry?

Geometry simply determines a mirror trajectory while physics determines direction, motion condition and rotation. From the combination of these three components, every trajectory on billiards is generated.

What is the first law of motion in billiards?

Also Newton’s first law: an object at rest stays at rest and an object in motion stays in motion unless acted upon by an outside force, applies to pool. The balls stay at rest when they’re in the rack, but once you remove the rack and break the formation with the white ball, you’ve added another force to the mix.

What is the third law of motion in billiards?

In a game of billiards, when the moving cue ball hits a ball that is not moving, the motion of both balls changes. The cue ball has momentum because it has mass and is moving. When it hits the other ball, the cue ball’s velocity and momentum decrease. The other ball starts moving.

Which pool ball is 9?

The cue ball , which is usually a solid shade of white (but may be spotted in some tournaments), is struck to hit the nine object balls , which are numbered 1 through 9, each a distinct color, with the 9-ball typically having a yellow stripe on a white base.

Are there 10 balls in pool?

2.1 How to Rack The balls are racked in a triangle with the 1-ball on the foot spot at the top of the triangle, the 10-ball in the center of the triangle, with the 2-ball & 3-ball placed randomly at the bottom corners, and the rest of the balls randomly dispersed throughout the rack.

Are there 15 balls in pool?

The game is played on a six pocket table with a standard set of fifteen numbered and colored object balls and a white cue ball . During the game’s peak popularity from the 1870s to the 1880s, the object balls were uniformly red, though now a standard set of multi-color solids-and-stripes pool balls are used.

What is billiards in physics?

A dynamical billiard is a dynamical system in which a particle alternates between free motion (typically as a straight line) and specular reflections from a boundary.

What is the first move in the game of billiards?

On the break, the first shot of the game, the cue ball must be played from behind the head string (i.e., in the “kitchen”). If an object ball is pocketed on the break, you get to continue with your turn, unless you scratch (i.e., you pocket the cue ball) on the break.