Parts of Engine – 2

·         What is the material of the connecting rod

Answer: Connecting rod is made of forged steel.

·         Which of the following item is made of aluminium alloy

Answer: Aluminium alloy is used in making piston.

·         Piston pin is also known as

Answer: Piston pin is also called gudgeon pin.

·         Compression rings are fitted at the

Answer: Compression rings are located at the top of skirt.

·         Piston rings are not completely closed because

Answer: Piston rings expand due to heat of combustion and fit over.

·         The entrance of the piston pin hole is sealed by

Answer: Snap rings are used to seal the entrance.

·         Compression rings have which type of cross section

Answer: All the given are types of Compression ring cross sections.

·         Passenger car engines contain

Answer: These type of engines contain 2 compression ring and 1 oil control ring.

·         The function of a piston is

Answer: A piston performs all the above mentioned functions.

·         If the diameter of a piston is ‘D’ then the length of skirt is usually of the range of

Answer: The length of the skirt is usually 0.75 to 0.8 times the diameter of the piston.

·         The plate which acts as a packing between cylinder block and cylinder head is called

Answer: Gasket forms the packing between cylinder block and cylinder head.

·         Which one of the following is a type of Gasket

Answer: All the three are various types of gaskets.