Length of the 'Antenna' in Volleyball is:

Question

Accepted Answer

The correct option is (2):
The official regulation length for the 'Antennae' in Volleyball is $\textbf{1.80 meters}$. According to the FIVB (Fédération Internationale de Volleyball) rules, the antenna is a flexible rod, typically made of fiberglass, that is 1.80 m long and 10 mm in diameter. This antenna is fastened to the outer edge of the side bands on the net. The total length of the antenna is vital because, while $1.00 \text{ m}$ is secured alongside the net, the crucial $\textbf{top } \mathbf{0.80 \textbf{ m}}$ is the part that extends above the net. This visible 80 cm segment, which is marked with contrasting stripes, laterally delimits the legal crossing space for the ball, making the overall $1.80 \text{ m}$ measurement the correct and mandatory dimension.

The incorrect option is (1):
$\textbf{1.75 m}$ is not the officially mandated length for the volleyball antenna. While this measurement is sometimes encountered in technical specifications, such as the total length of the broken lines used to extend the attack line in certain high-level competitions, it is not the correct total length of the antenna rod itself. The difference of 5 cm from the official $1.80 \text{ m}$ specification is enough to render the equipment non-compliant with international standards. In a competitive setting, any discrepancy in equipment dimensions, including a slightly shorter antenna, would lead to the equipment being disallowed.

The incorrect option is (3):
$\textbf{1.85 m}$ exceeds the prescribed total length of the volleyball antenna. Strict adherence to equipment dimensions is a fundamental aspect of maintaining fair and standardized play in all sports. An antenna that is 5 cm too long, at $1.85 \text{ m}$, is not the official dimension and would, therefore, be considered illegal for play. While the functional portion extending above the net must be $0.80 \text{ m}$, the total rod length is fixed, and using a longer rod could affect how it is secured to the net or its stability, hence $1.85 \text{ m}$ is incorrect.

The incorrect option is (4):
$\textbf{1.90 m}$ is a length that is clearly in excess of the regulatory standard for the volleyball antenna. A ten-centimeter deviation from the official $1.80 \text{ m}$ length would result in a piece of equipment that is simply too long for competitive use under FIVB or other national association rules. The official length is a fixed standard to ensure that all equipment functions identically across all playing venues. Students should commit the precise $1.80 \text{ m}$ standard to memory to avoid selecting approximate but incorrect answers like $1.90 \text{ m}$.