FAQ

What is the Angle of Internal Friction?
Angle of Internal Friction is the angle measured between the normal force and resultant force. Angle of Internal Friction is usually measured using the Degree for Angle. Note that the value of Angle of Internal Friction is always positive.
Can the Angle of Internal Friction be negative?
No, the Angle of Internal Friction, measured in Angle cannot be negative.
What unit is used to measure Angle of Internal Friction?
Angle of Internal Friction is usually measured using the Degree[°] for Angle. Radian[°], Minute[°], Second[°] are the few other units in which Angle of Internal Friction can be measured.
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