Using this information, you can select a wine refrigerator that most suits your needs. We also considered the type of cooling technology used and features designed to help protect your wine, such as light-protected, insulated glass doors. The best wine coolers protect your wine from temperature fluctuations and light.
The length-to-width ratio is calculated by dividing the length of the marquise by the width. (Example) Oval length equals 6 millimeters; oval width equals 4 millimeters; 6 millimeters divided by 4 millimeters equals a length-to-width ratio of 1.5 to 1. Diamonds are rarely cut to a perfect 1.5 to 1 ratio.
The span to depth ratio for a cantilever of the beam should not exceed 7. L/d <=7. Also maximum size of cantilever provided should be 10m i.e ;length of the cantilever should not be more than 10 meters. ref: IS 456:2000, art 23.2.1.