Anshika Arya
National Institute Of Technology (NIT), Hamirpur
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## < 11 Other formulas that you can solve using the same Inputs

Efficiency of screw jack when screw friction as well as collar friction considered
Efficiency =(Weight*tan(Helix Angle)*Mean diameter of Screw)/((Weight of Load*tan(Helix Angle+Limiting angle of friction)*Mean diameter of Screw)+(Coefficient of friction for collar*Weight of Load*Mean radius of collar)) GO
Total torque required to overcome friction in rotating a screw
Torque=(Weight of Load*tan(Helix Angle+Limiting angle of friction)*Mean diameter of Screw/2)+(Coefficient of friction for collar*Weight of Load*Mean radius of collar) GO
Force required to lower the load by a screw jack when weight of load, helix angle and coefficient of friction is known
Force=Weight of Load*((Coefficient of Friction*cos(Helix Angle))-sin(Helix Angle))/(cos(Helix Angle)+(Coefficient of Friction*sin(Helix Angle))) GO
Force at circumference of the screw when weight of load, helix angle and coefficient of friction is known
Force=Weight*((sin(Helix Angle)+(Coefficient of Friction*cos(Helix Angle)))/(cos(Helix Angle)-(Coefficient of Friction*sin(Helix Angle)))) GO
Torque required to overcome friction between screw and nut(lowering load)
Torque=Weight of Load*tan(Limiting angle of friction-Helix Angle)*Mean diameter of Screw/2 GO
Torque required to overcome friction between screw and nut(lowering load)
Torque=Weight of Load*tan(Limiting angle of friction-Helix Angle)*Mean diameter of Screw/2 GO
Torque required to overcome friction between screw and nut
Torque=Weight of Load*tan(Helix Angle+Limiting angle of friction)*Mean diameter of Screw/2 GO
Torque required to overcome friction at collar
Efficiency of screw jack when only screw friction considered
Efficiency =tan(Helix Angle)/tan(Helix Angle+Limiting angle of friction) GO
Force required to lower the load by a screw jack when weight of load, helix angle and limiting angle is known
Force=Weight of Load*tan(Limiting angle of friction-Helix Angle) GO
Force at circumference of the screw when weight of load, helix angle and limiting angle is known
Force=Weight of Load*tan(Helix Angle+Limiting angle of friction) GO

### Ideal effort to raise the load by screw jack Formula

More formulas
Helix Angle GO
Helix Angle for single threaded screw GO
Helix Angle for multi-threaded screw GO
Force at circumference of the screw when weight of load, helix angle and coefficient of friction is known GO
Force at circumference of the screw when weight of load, helix angle and limiting angle is known GO
Mean radius of the collar GO
Torque required to overcome friction between screw and nut GO
Torque required to overcome friction at collar GO
Force required to lower the load by a screw jack when weight of load, helix angle and coefficient of friction is known GO
Force required to lower the load by a screw jack when weight of load, helix angle and limiting angle is known GO
Torque required to overcome friction between screw and nut(lowering load) GO
Torque required to overcome friction between screw and nut(lowering load) GO
Efficiency of screw jack when only screw friction considered GO
Efficiency of screw jack when screw friction as well as collar friction considered GO
Maximum efficiency of screw a jack GO
Pressure over bearing area of flat pivot bearing GO
Total frictional torque on flat pivot bearing considering uniform pressure GO
Total frictional torque on flat pivot bearing considering uniform wear GO
Total vertical load transmitted to conical pivot bearing (uniform pressure) GO
Total frictional torque on conical pivot bearing considering uniform pressure GO
Total frictional torque on conical pivot bearing considering uniform pressure when slant height of cone is given GO
Total frictional torque on conical pivot bearing considering uniform wear when slant height of cone GO
Total frictional torque on conical pivot bearing considering uniform wear GO
Total frictional torque on truncated conical pivot bearing considering uniform pressure GO
Total frictional torque on truncated conical pivot bearing considering uniform wear GO

## What is ideal effort?

The effort which is required to lift the load when there is no friction. The amount of effort it would take to build something if conditions were as they should be; there are no impediments of any kind, and you don't require any magic or miracles.

## How to Calculate Ideal effort to raise the load by screw jack?

Ideal effort to raise the load by screw jack calculator uses Ideal Effort=Weight of Load*tan(Helix Angle) to calculate the Ideal Effort, Ideal effort to raise the load by screw jack is effort required to lift the load when there is no friction. . Ideal Effort and is denoted by Po symbol.

How to calculate Ideal effort to raise the load by screw jack using this online calculator? To use this online calculator for Ideal effort to raise the load by screw jack, enter Helix Angle (α) and Weight of Load (W) and hit the calculate button. Here is how the Ideal effort to raise the load by screw jack calculation can be explained with given input values -> 28.86751 = 50*tan(30).

### FAQ

What is Ideal effort to raise the load by screw jack?
Ideal effort to raise the load by screw jack is effort required to lift the load when there is no friction. and is represented as Po=W*tan(α) or Ideal Effort=Weight of Load*tan(Helix Angle). Helix Angle denotes the standard pitch circle unless otherwise specified. Application of the helix angle typically employs a magnitude ranging from 15° to 30° for helical gears, with 45° capping the safe operation limit and Weight of Load is the weight of body lifted by screw jack.
How to calculate Ideal effort to raise the load by screw jack?
Ideal effort to raise the load by screw jack is effort required to lift the load when there is no friction. is calculated using Ideal Effort=Weight of Load*tan(Helix Angle). To calculate Ideal effort to raise the load by screw jack, you need Helix Angle (α) and Weight of Load (W). With our tool, you need to enter the respective value for Helix Angle and Weight of Load and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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