1. Breakdown maintenance is done when A. After breakdown B. Just before the breakdown C. Any time D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
2. Accident chance is minimized in A. Preventive maintenance B. Breakdown maintenance C. Accidental maintenance D. Routine maintenance Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
3. Preventive maintenance is A. The overall lubrication and repair work carried out by the maintenance section in advance of the machine coming to breakdown B. The maintenance work for any fault noticed during the work C. Done to prevent the maintenance of machines D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
4. The type of bearing most commonly used for main bearings and connecting rod bearings is A. Ball bearing B. Plain bearing C. Needle roller bearing D. Taper roller bearing Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
5. The correct way to measure a camshaft's total runout dimension is to A. Rotate the camshaft on a cylinder head plate and measure the total runout dimension using a dial indicator B. Support the journal at each end of the camshaft in a V-block, then rotate the camshaft and measure the total runout dimension using a dial indicator C. Support the journal at each end of the camshaft in a V-block, then rotate the camshaft and measure the total runout dimension using a micrometer D. Support the cam lobe at each end of the camshaft in a V-block, then rotate the camshaft and measure the total runout dimension using a micrometer Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
6. Humming noise in the differential is due to improper tooth contact between A. Drive pinion and ring gear B. Axle and side gear C. Pinion and gears D. Shafts and bearings Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
7. Which piston ring wears faster than the other ring? A. Top compression ring B. Lower compression ring C. Oil control ring D. Oil scraper ring Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
8. Which one of the following instruments should be used to measure the outside diameter of a rocker shaft? A. Dial gauge B. Micrometer C. Cylinder bore gauge D. Vernier caliper Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
9. Removing the glaze from cylinder walls before installing new piston rings helps avoid . . . . . . . . A. Quick seating of the piston rings B. Engine overheating C. Excessive friction D. Slow seating of the piston rings Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
10. Back-fire can take place A. In both the intake and exhaust manifolds B. Only in the exhaust manifold C. Only in the crank case D. Only in the intake manifold Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board