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Question

The lower cylindrical portion of the piston which improves piston cooling performance is called

पिस्टन का निचला बेलनाकार भाग जो पिस्टन के शीतलन प्रदर्शन में सुधार करता है, कहलाता है

A.

 Piston crown

पिस्टन क्राउन

B.

Connecting rod

कनेक्टिंग छड़

C.

Piston pin boss

पिस्टन पिन बॉस

D.

Piston skirt

पिस्टन स्कर्ट

Answer ( Option D)

Piston skirt

पिस्टन स्कर्ट

Solution

  • The piston skirt is the cylindrical walls of a piston.
  • During manufacture, the surface of the piston skirt is left slightly rough which helps retain lubrication.
  • The piston skirt acts as a guide as the piston goes up and down in the cylinder.

 

Engine Pistons and Connecting Rods - How a Car Works

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