GSC International 4-90908 Concave Lens, Double, 38 mm x 10 cm

all right let's look at the hallmark 12-point for problem number 10 alright so let's look at that he says that a wrench 30 centimeter long lies along the positive y axis all right so you have some sort of a wrench all right so I'm gonna just have a wrench alright so something like that right and this is say Center right there all right it's 30 centimeters along the y axis so I would say I'm gonna call this vector R so that's the vector from here to the tip alright so this is going to be so there's no component in X and the y component is zero zero point three so I want to put it in meters so 30 centimeter is zero point three meters and and then there's no y Z component so we have that alright then the force is applied in the direction so let's say I'm gonna put a force say I've just put the direction here and then this is I'm gonna call this guy F all right then so it's in the direction