Chapter 7 DESCRIBE THE PROBLEMS, THEIR CAUSES AND REMEDIES OF VALVE TRAIN MECHANISM MCQs

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1. A valve stem tends to stick in extreme temperature conditions due to:





2. Valve bending occurs due to:





3. A cause of valve breakage may be:





4. The _______ makes sure of synchronizing the camshaft and crankshaft:





5. _______ is one of the main causes of timing belt drive failure:





6. _____ cams or lobes are machined on the camshaft for each cylinder:





7. A symmetrical lobe has identical opening and closing:





8. The nose is designed to keep the _________ for a certain length of time:





9. Valve clearance is also called:





10. If the clearance is correct, the blade is a _________ fit between the two parts:





11. The causes of check engine light is:





12. Due to a faulty VVT switch, engine:





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