[单选题]
Two forces are applied to a door3/v ycrj8d+xm5 savm 7knob, perpendicular to the door. The first:ur ;o:hv, ,v wr9hukg force is twice as large as the second force. The ratio of the torque of the first to the torque of the second is,uv h: r9huovg;kw:r ,