Calculate the tonnage of rock needed by converting the cubic foot volume into tons. Use the standard formula of 15 cubic feet of rock = 1 ton of rock. Divide the total cubic foot volume of rock by 15 to determine the number of tons of rock to purchase. For example, 180 cubic feet of...
When selecting forklift trucks, different tonnages of forklift trucks should be selected according to different uses. If the tonnage is too small, it is easy to lose its balance and cause accidents. If the tonnage is too large, it will lead to a small horse-drawn cart and waste of resourc...
the ton was defined as 20 hundredweights (another unit of mass). But, while in the US 1 hundredweight = 100 pounds, in the UK 1 hundredweight = 8 stones. Since 1 stone = 14 pounds, the UK hundredweight = 112 pounds.
According to The U.S. Department Of Energy recommendation for the size of room air conditioners: “…an air conditioner generally needs 20 BTU for each square foot of living space.” Based on room size, ceiling height, and other conditions, you can calculate how many BTU air conditioner you...