5.
is one of the advantages of inclined plane
(a) Automatic screwdriver is used to screw a nut
(b)It is used to open a nut (c) It is used to cut a key
(d) it is used to slice vegetable
is one of the advantages of inclined plane
(a) Automatic screwdriver is used to screw a nut
(b)It is used to open a nut (c) It is used to cut a key
(d) it is used to slice vegetable