Question

second and third class levers both have ____________. a. the fulcrum between the effort and load b. effort applied in the same place c. two loads and fulcrums d. the fulcrum at one end of the lever please select the best answer from the choices provided.

Explanation:

In second - class levers, the load is between the effort and the fulcrum. In third - class levers, the effort is between the load and the fulcrum. Both second and third class levers have the fulcrum at one end of the lever. Option A describes first - class levers. There is no such thing as two loads and fulcrums for these basic lever types as described in option C, and the effort is not applied in the same place for second and third class levers as in option B.

Answer:

D. the fulcrum at one end of the lever