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The Equilibrium Using Moments Calculator will calculate the minimum (perpendicular) force to be exerted at a point of a massless bar necessary to establish the equilibrium in a system when a turning effect around a fixed point does exist

The perpendicular missing force to establish the equilibrium is N |

Perpendicular missing force to establish the equilibrium calculation |
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F_{3} = - d_{1} × F_{1} × sinθ_{1} + d_{2} × F_{2} × sinθ_{2}/d_{3} × sinθ_{3}F _{3} = - × × sin() + × × sin()/d_{3} × sin()F _{3} = - × × + × × /d_{3} × F _{3} = - /F _{3} = - F _{3} = |

Input Values |

Magnitude of the first acting force (F_{1}) N |

Magnitude of the second acting force (F_{2}) N |

Angle of the first force to the bar (θ_{1}) ° |

Angle of the second force to the bar (θ_{2}) ° |

Angle of the third force to the bar (θ_{3}) ° |

Distance of the first force from turning point (d_{1}) m |

Distance of the second force from turning point (d_{2}) m |

Distance of the third force from turning point (d_{3}) m |

Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each equilibrium using moments calculation, the Equilibrium Using Moments Calculator will automatically calculate the results and update the Physics formula elements with each element of the equilibrium using moments calculation. You can then email or print this equilibrium using moments calculation as required for later use.

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Section 6: Centre of Mass and Linear Momentum

F_{3} = - *d*_{1} × F_{1} × sinθ_{1} + d_{2} × F_{2} × sinθ_{2}*/**d*_{3} × sinθ_{3}

The following Physics tutorials are provided within the Centre of Mass and Linear Momentum section of our Free Physics Tutorials. Each Centre of Mass and Linear Momentum tutorial includes detailed Centre of Mass and Linear Momentum formula and example of how to calculate and resolve specific Centre of Mass and Linear Momentum questions and problems. At the end of each Centre of Mass and Linear Momentum tutorial you will find Centre of Mass and Linear Momentum revision questions with a hidden answer that reveals when clicked. This allows you to learn about Centre of Mass and Linear Momentum and test your knowledge of Physics by answering the test questions on Centre of Mass and Linear Momentum.

- 6.1 - Centre of Mass. Types of Equilibrium
- 6.2 - Determining the Centre of Mass in Objects and Systems of Objects
- 6.3 - Newton's Second Law for System of Particles
- 6.4 - Moment of Force. Conditions of Equilibrium
- 6.5 - Linear Momentum
- 6.6 - Collision and Impulse. Types of Collision
- 6.7 - Law of Conservation of Momentum and Kinetic Energy
- 6.8 - Momentum and Impulse in Two Dimensions. Explosions.
- 6.9 - Torque

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