A hinged trapdoor is held closed in the horizontal position by a cable.
Three forces act on the trapdoor: the weight W of the door, the tension T in the cable and the force H at the hinge.
Which list gives the three forces in increasing order of magnitude?
1 )
H,T,W
2 )
T,H,W
W,H,T
4 )
W,T,H
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