IC Engine Crankshaft and Camshaft

·         In a four stroke cycle engine camshaft revolves at ______ the crank speed.

Answer: The camshaft rotates at half of the crank speed.

·         The gears on camshaft and crankshaft are known as

Answer: These gears are called timing gears.

·         The material known as high carbon high copper chrome silicon cast steel is used for making

Answer: Material used for making camshafts is high carbon high copper chrome silicon cast steel.

·         Camshaft gear is made from which material

Answer: Camshaft gears are made from bakelite.

·         Crankshafts are usually constructed by

Answer: Drop forging is used for making crankshafts.

·         The main reasons for crankshaft wear are

Answer: All the three are the reasons for crankshaft wear.

·         The main causes of crankshaft vibration are

Answer: Crankshaft vibration is caused by all the above mentioned causes.

·         In the cam, the distance between the base circle and the nose is called

Answer: Distance between the base circle and nose is called lift of cam.

·         The crankshaft rotates the camshaft using

Answer: Chain drive is used to connect crankshaft and camshaft.

·         The crankshaft should be inspected for

Answer: Crankshaft should be inspected for all the above mentioned faults.