Question

Force F→=(5.50N⁢)î-(5.35N⁢)k̂ acts on a pebble with position vector r→=(8.84m⁢)ĵ-(5.23m⁢)k̂, relative to the origin. What is...

Force F→=(5.50N⁢)î-(5.35N⁢)k̂ acts on a pebble with position vector r→=(8.84m⁢)ĵ-(5.23m⁢)k̂, relative to the origin. What is the resulting torque acting on the pebble about (a) the origin and (b) a point with coordinates (6.30 m, 0, -7.07 m)?

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