In a volleyball match, when should the net fault signal be utilized?

The net fault signal is specifically used in volleyball when a player touches the net during play. This is an important aspect of the game as it can impact the outcome of a rally. According to the rules, any contact with the net by a player while the ball is in play is considered a fault. This could happen during a spike, block, or any other action where a player is attempting to play the ball near the net. The integrity of the play relies on the players not interfering with the net, so the referee signals this violation to indicate that a fault has occurred and to stop the play, resulting in a point for the opposing team.

In contrast, the other situations mentioned do not warrant the net fault signal. For instance, serving the ball does not involve the net fault signal, nor does a double contact, which pertains to the handling of the ball by a player's hands. Additionally, being out of rotation is a separate violation related to player positioning and does not involve the net. Therefore, utilizing the net fault signal is correctly associated with a player making contact with the net, reinforcing the importance of maintaining fair play during a match.