Net Torque & Sign of Torque Video Lessons

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Problem: With what force Fpull must the carpenter pull on the crowbar to remove the nail?Express the force in terms of Fnail, Lh, Ln, and θ.

FREE Expert Solution

Torque:

τ=F·d sinθ

Rotational equilibrium:

Στ=0

Take counterclockwise as positive.

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Problem Details


With what force Fpull must the carpenter pull on the crowbar to remove the nail?

Express the force in terms of Fnail, Lh, Ln, and θ.


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