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It depends on what else you know. If you know the mass and can measure the acceleration, you can use that to calculate force, but there are other ways to calculate force.
First you need to know what force is required. The pressure the cylinder is going to work at. From this you can wok out the area of the piston and then the diameter of the piston. Force = Pressure x Area
You can calculate the pressure of any gas in an enclosed space provided you know the number of moles of gas (or can calculate the number of moles), the volume of the space and the temperature of the gas. The equation is: PV=nRT P is the pressure, which is what you are calculating. V is the volume, which you need to know or to calculate from the dimensions of the piston. n is the number of moles of the gas, which you need to know R is the gas law constant; depending upon the units for the other four numbers, you can look this number up on the internet T is the temperature of the gas, which needs to be in Kelvin for the equation to work
Unfortunately, there is a missing variable from your question. In order to calculate pressure, we need to know the force being exerted upon an object. The formula for calculating Pressure is Force/Area.The total surface area of the bed would be roughly 10.2 meters squared. This gives us the "Area" part. But we still need to know force.
radius of input, radius of output
Its a formula
a formula
Yes, you definitely need to know the molecular weight of a compound to calculate molarity.
a solving problem
If you know the power you do not need to calculate it by anything. And if you don't, the answer will depend on what measure you do know!
You do not need to write anything to calculate things mentally.
You would need to know other physical properties to be able to calculate the length. As you would need to know certain properties to be able to calculate the volume, for instance.
Parents pressure their kids because they want them to do the best that they are able. They want them to know the things they will need and be able to do the things that they will need when the time comes for them to earn a living and take care of themselves. Life is hard and when you are responsible for yourself, it helps to have all the tools you need.
Formulas.
It depends on what else you know. If you know the mass and can measure the acceleration, you can use that to calculate force, but there are other ways to calculate force.
First you need to know what force is required. The pressure the cylinder is going to work at. From this you can wok out the area of the piston and then the diameter of the piston. Force = Pressure x Area
The equation Force = pressure x surface of the cylinder Electric power and torque and power you need to know what you want. After obtaining the surface area of ​​the circle diameter cylinder, the cylinder can get.