The piston rod and the cross head in a steam engine are usually connected by means of
A. Cotter joint
B. Knuckle Joint
C. Ball Joint
D. Universal Joint
Answer:A
The piston rod and the cross head in a steam engine are usually connected by means of
A. Cotter joint B. Knuckle Joint C. Ball Joint D. Universal Joint
Explanation: Piston Connecting Rod in the cross head of a steam engine, valve rod and its stem etc. are examples of cotter joint