What is the 30 degree rule in billiards?

30-Degree Rule

This rule states that if the cue ball hits half of the object ball – and not centre-on-centre – then there is a great chance that the cue ball will travel in a direction that is 30 degrees from the aiming line and in opposite direction of the object ball that was hit.

What is the max angle in pool?

The maximum carom angle (33.75°) actually occurs at a cut angle of about 28°, which corresponds to a 0.53 ball-hit fraction. These numbers are close to 30° and a 1/2-ball hit, but not exact.

What is the 3 wall rule in billiards?

The most popular rule is that you can pocket balls without touching the rail if you hit at least three rails before you hit the object ball. In this way, you can also do something with balls that are close to a pocket and cannot be played as a bank shot.

What is the two shot rule in pool?

In the event of a foul, the opposing player receives two shots and these shots carry (i.e. if a ball is potted on the first shot, the player still has two shots). When a player gets two shots, they can pick up the white ball and place it anywhere behind the line.

Can I hit the wall first in pool?

If the cue strikes the rail first or appears to hit both the rail and the ball simultaneously, then it would be a foul unless either the cue ball or object ball went to some other rail. 5.

30˚ RULE PEACE SIGN for visualizing the cue ball natural angle

What angle does a pool ball bounce off the wall?

The billiard ball bounces off the rectangle's sides. It does not lose speed and, by the law of reflection, is reflected at a 45 degree angle each time it meets a side (thus the path only makes left or right 90 degree turns).

Can you hit a pool ball 90 degrees?

What is the 90° rule? The 90° rule states that for a stun shot, where the CB has no top or bottom spin at impact with the OB, the CB and OB separate at 90°, regardless of the cut angle (except for a straight-in shot, in which case the CB stops in place).

Why do 9 ball players wear gloves?

The chief reason for wearing a glove is to combat the effects of a 'sweaty' bridge when playing without one. When playing, particularly for a lengthy period of time, the gap in the bridge where your cue lies can often become damp thus, increasing friction.

What happens if you break the 30-degree rule?

What Is the 30-Degree Rule? This is another guideline that helps you achieve visually pleasing shots. It advises that when filming a subject, your cuts should always rotate at least 30-degrees around the subject. If not, you end up with jarring cuts that can take your audience out of the story.

What is the push rule in pool?

PUSH OUT.

The player who shoots the shot immediately after a legal break may play a push out in an attempt to move the cue ball into a better position for the option that follows. On a push out, the cue ball is not required to contact any object ball nor any rail, but all other foul rules still apply.

What math is used in billiards?

In recreational mathematics, arithmetic billiards provide a geometrical method to determine the least common multiple and the greatest common divisor of two natural numbers by making use of reflections inside a rectangle whose sides are the two given numbers.

What is the mathematical billiards problem?

The problem is called the billiard problem because it corresponds to finding the point on the edge of a circular "billiard" table at which a cue ball at a given point must be aimed in order to carom once off the edge of the table and strike another ball at a second given point.

How do you break powerfully in pool?

What is the best tip for a break cue?

In recent years phenolic tips have become popular on break cues, replacing classic hard leather tips for many players. Phenolic resin tips are good for players who want to add more power to their break because they can transfer the maximum amount of energy from your cue to the cue ball.

At what point do you drain a pool and start over?

Pools will need to be drained and refilled every 5-7 years on average, or if there is a major necessary repair. Otherwise, avoid draining your pool if at all possible. Basically, if you want to know when to drain a swimming pool, the answer is: only when you have no other alternative!

Do you shock the pool right away?

Ensure the pool pump is running. Pour the mixture from the bucket into the water around the edges of the pool. Let the pump run for about 6 hours or more and test the water. Don't use the pool right away – wait for the free chlorine levels to drop to 1 – 3 ppm before it is safe to swim.

Should you shock a pool when opening?

Shocking your pool during pool opening is one of the most important things pool owners can do to protect family and friends from dangerous bacteria and organic elements that can contaminate pool water.

Can you put the cue ball anywhere after a scratch?

A scratch, foul, or illegal shot results in ball-in-hand, where your opponent can place the cue ball anywhere on the table in preparation for the next shot. The only exception to this is the break (see the 8-ball and 9-ball differences that follow).