Paper 2 · Farm Structures And Machinery
The part of an engine that turns the up and down movement of the pistons into a turning movement is the
Acrankshaft
Bspark plug
Ccamshaft
Dconnecting rod
Explanation: The crankshaft's offset throws convert the straight-line push of each piston into rotation, and it is from the crankshaft that the engine's power is taken off. The connecting rod only links the piston to it.
Derived from ZIMSEC Agriculture 5035/2 Paper 2, November 1995, Q19