_The function of a piston rod is$? – McqOptions

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1.	_The function of a piston rod is$?
A.	To guide motion of the piston rod and to prevent it from bending
B.	To transfer motion from the piston to the cross head
C.	To convert heat energy of the steam into mechanical work
D.	To exhaust steam from the cylinder at proper moment
Answer» C. To convert heat energy of the steam into mechanical work

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