7. When ch ecking the thermostat the openin g temperature is measured by: Thermo meter B. Micrometer C. wind vane D. None A. Fleer gauge B. di al gauge C. plastic ga uge D Telescopic gauge A. To elongate the assemb le time B.to replace parts easil y C. to identif y easily (D) All 6. Piston rin 3 end gap is measured by: 8. The not ch /groove/in the piston is faced /dir ected/ to the? A.Rear of the engil ne B./ front of the engine C. Up Side of the en gine D. down side of the engine 9. Wher installing th e cylinder head cylin der head bol is tightened with the sea lence of: A. From out war to inwa d B.Fro m inw ard to out ward C. from up Nard to down Nard D.None 10. If e ngine oil is not replac ed in the service limit /perio d/ of the mar lufacturer: A. Red uce oil co nsumption B. Abn ormal operat ion C. p rolong th engine life (D. reduce exhaust gas 11. When assembling the engine if the pis on ring is installed up side down A. Inc rease oil consumpti on B. comp ression tight seal intend C. wear/sc ratch/ the cylinder D. All 12. Dur ing conduc ting compl ression test after uns crew the spark plug wh y we crank the engine before meas ring amount of comp ressior result? A. To wa rm up the engine B.To present oi I film between th e cylinde and pistor to seal compression C.To a celerate the engine D.To rem love soot res idual 13. The sum of iston diamete r and installec clearan ce in the cylin der is called? A. Piston oval B.. Cylinder volume C.B re diameter D. piston groove 14. The main purpose of checking /bringing/injection pump in the injecti on pump tester is: A. To test delivery timing B test delive v volume C to test botr delivery timing and volume D.Ato mization 15 Openi ng pressure of inject ion nozzle is tested : A. By alter ing the coil sprin g of the tester B. By tightening the screw to maxi mum specificatio n of the manual C. By replacing the screw with the shim D. By replacing the shim 16. When inspecting cooling system if water leaks throug h inspectior hol e of wate pump, wha t would you do? A.Rep lace water pump bearing B. Replace water pump seal kit C.Bent water pump shaf'D.Replace water pump 17.Lapping is used to A Preven t compression leakage B to clean valves C/ to prevent oil flow to combustion chamber D/All D/none 18. With an interfer ence angle the valv e would be faced at an anglo that is: A/1^0 greater than sea tangle B 10 less than seat angle C/ the same as seat angle 19. If the valve is ground down so much th at the margin is low th valve will: D/run to loose A/ run to hot B/Run to cool C. Run to high 20. __ is the gradual wearing of valve seat valve seat recession A/valve faces D/ none C/interference angle