Tension Formula:
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The tension formula calculates the force exerted by a cable or rope when supporting a mass under acceleration. It accounts for both the gravitational force and any additional acceleration forces acting on the object.
The calculator uses the tension formula:
Where:
Explanation: The formula calculates the total tension by adding the force due to gravity (weight) and the force due to any additional acceleration.
Details: Accurate tension calculation is crucial for engineering applications, safety assessments, and structural design where cables and ropes are used to support loads under various acceleration conditions.
Tips: Enter mass in kilograms, gravitational acceleration (typically 9.8 m/s² for Earth), and acceleration in m/s². All values must be valid (mass > 0, gravity > 0, acceleration ≥ 0).
Q1: When is this tension formula applicable?
A: This formula applies to objects being lifted or accelerated vertically by a cable, where the tension must overcome both gravity and provide additional acceleration.
Q2: What if the acceleration is zero?
A: When acceleration is zero, the formula simplifies to T = m × g, which is simply the weight of the object.
Q3: How does this differ from horizontal tension?
A: For horizontal motion without vertical displacement, gravity doesn't contribute to tension, and the formula would be T = m × a only.
Q4: What units should I use?
A: Use kilograms for mass, meters per second squared for both gravitational acceleration and additional acceleration. The result will be in Newtons.
Q5: Can this be used for deceleration?
A: Yes, deceleration can be represented as negative acceleration, which would reduce the tension in the cable.