Automobile Engineering Diploma Questions PDF

MODEL QUESTIONS PAPER SUBJECT -Workshop Organization & Vehicle Maintenance Management Name of the Course: Diploma in Automobile Engineering Semester-VI WEST BENGAL STATE COUNCIL OF TECHNICAL & VOCATIONAL EDUCATION & SKILL DEVEL...

MODEL QUESTIONS PAPER SUBJECT -Workshop Organization & Vehicle Maintenance Management Name of the Course: Diploma in Automobile Engineering Semester-VI WEST BENGAL STATE COUNCIL OF TECHNICAL & VOCATIONAL EDUCATION & SKILL DEVELOPMENT MODULE -01 CHAPTER-Auto Workshop Layout & Equipments MCQ Questions- Q1. Important nuts and bolts in automobile work have to be tightened with a specified amount of torque by using 1. Spanner 2. Screw Driver 3. Socket Spanner 4. Torque Wrenches Q2. For measurements such as valve clearance, spark plug gap, contact breaker gap etc., we use 1. feeler gauge 2.Plug Gauge 3. Ring Gauge 4.Angle Gauge Q3. Pneumatic tools are operated by 1. Compressed Air 2.Pressureized Fluid 3.Electic Motor 4. None of them Q4. To lubricate the installed automobile bearings we use 1. Spoon 2. High Pressure grease gun 3.Low Pressure Grease Gun 4. By hand only. Long Answer Type Questions- 1. Explain the tools and equipment used in garage, service station and specialist repair shop.(10) 2. What is a garage, service station and specialist repair shop. Draw a neat layout of a modern automobile specialist workshop. (5+5) 3. What are the different types of lubrication equipments used in an automobile workshop? (10) 4. Explain the construction and working of an Air Compressor used in a workshop with a neat sketch. (10) AVIK GOLUI || LECTURER IN AUTOMOBILE ENGINEERING|| MALDA POLYTECHNIC Page 1  MODULE -02 CHAPTER- Engine Reconditioning Equipment & Maintenance MCQ Questions- Q1 Carbon is deposited in cylinder due to 1) Rich charge mixture supply 2) Use of wrong grade oil 3) Unnecessary idling 4)All of these Q2. Deposition of carbon causes engine 1)knockings 2) Missing of explosions 3) Loss of power. 4)All of these Q3. Generally the maximum permissible ovality of an engine cylinder is specified as 1) 0.01mm 2) 1.00 mm 3) 1.5 mm 4) None of these Q4. If the valve seat becomes pitted, get wider or the seat wears out and goes deeper. The seats can be reconditioned with the help of 1)Valve seat cutter 2)Valve refacer 3) Honing 4) Ridge Remover Long Answer Type Questions- 1. Describe the following engine recondition process with neat sketch (Any Two) (5+5) (a) Degreasing plant (b) De carbonizing (c) Cylinder ridge removal (d) Cylinder re- boring and honing (e). Crank shaft grinding. MODULE -03 CHAPTER- Maintenance management and record keeping MCQ Questions- Q1. Preventative Maintenances are done to 1) Increase tendency to breakdown. 2) Reduce Mechanical Failure 3) Increase cost of repair. 4) All of these. Q2. Break down maintenance is the attention which is to be provided when a motor vehicle becomes 1) Immobilized 2) Running Condition 3) Engine Knocks 4) None of these Q3. Periodic maintenance or operative maintenance is the attention provided to motor vehicle after in operation for a 1) Specified time 2) covered distance 3) Daily 4) Both 1 & 2 Q4. Daily maintenance by the operator for proper running of the vehicle is known as 1) Operation maintenance 2) Preventive maintenance 3) Break Down Maintenance 4) Periodic maintenance AVIK GOLUI || LECTURER IN AUTOMOBILE ENGINEERING|| MALDA POLYTECHNIC Page 2 Long Answer Type Questions- 1) What are the general procedure for servicing and maintenance of a motor vehicle? (10) 2) What are the different types of maintenance? Explain them in detail.(10) MODULE -04 CHAPTER- Engine System Maintenance MCQ Questions- Q1.For a six-cylinder in line fuel injection Pump the Injection phase intervals will be 1) 60 2) 90 3) 180 4) 45 Q2. Phasing of fuel injection pump is done to ensure 1) Proper interval between successive injection 2) Metering the fuel 3)Control the injector pressure 4) None of the above Q3. Calibration of fuel injection pump is done to ensure 1) Proper interval between successive injection 2) Metering equal quantity of fuel 3)Control the injector pressure 4) None of the above Q4. With the help of injector tester, the injectors are tested for the following job characteristics 1) Pressure test 2) Leak-off test 3) Spray test 4) All of these Q4. If engine runs continuously without lubrication oil, the engine will 1) Run smoothly 2) Seize 3) knock 4) None of these Q5. The most common causes of low oil pressure 1) Low oil level 2)Worn oil pump 3)Weak or broken pressure relief valve 4) All of these Q6. A ………………….. is an electrical device that fits into the cylinder head of some internal combustion engines and ignites compressed charge. 1) Spark Plug 2) Injector 3) ECU 4) Glow Plug AVIK GOLUI || LECTURER IN AUTOMOBILE ENGINEERING|| MALDA POLYTECHNIC Page 3 Q7. The………………… is a temperature sensitive orifice in the cooling system that opens and closes according to engine temperature to regulate the flow of coolant-anti-freeze through the radiator and back to the engine. 1) Thermostat 2) water pump 3) viscous fan 4)pressure cap Q8. The ………………… is basically a finned box mounted at the front of the vehicle that the coolant is forced through so that air may pass across it and cool the anti-freeze-coolant. 1) Condenser 2)Radiator 3)Evaporator 4) None of these Q9. Coolant is forced through the radiator hoses and into the radiator by the ………………... 1) Water Pump 2) Thermostat 3)Pressure cap 4)Radiator Fins Q10. A ………….…… is a device composed of fibrous materials which removes solid particulates such as dust, pollen, mold, and bacteria from the air. 1) Air Filter 2) Oil Strainer 3) Diesel Filter 4) All of these Q11. The function of a …………………is to vaporize the petrol (gasoline) by means of engine suction and to supply the required air and fuel (petrol) mixture to the engine cylinder. 1) Carburetor 2)Injector 3)Charcoal Canister 4)EGR valve Long Answer Type Questions- 2) Explain the procedure of phasing and calibration of fuel injection pump by a test bench.(10) 3) What are the different types of fuel injector tests are carried out. Write about the fuel injector test procedure.(10) 4) Write down the possible causes of Low lubrication oil pressure and high lubrication oil pressure within the engine lubrication system.(10) 5) Write down the construction of a spark plug with a neat sketch. What is spark plug carbon fouling and spark plug corona strain?(5+ 2.5+2.5) 6) Write down the function of a Thermostat Valve in a engine cooling system. Discuss about the necessary measures for maintenance of engine cooling system to work efficiently.(3+7) 7) What is the function of Air Filter? What are the different types of Air Filters are used in an automobile.(3+7) 8) Write down the basic instructions to be followed during Air Filter servicing.(10) AVIK GOLUI || LECTURER IN AUTOMOBILE ENGINEERING|| MALDA POLYTECHNIC Page 4  9) Write down the function of a simple carburetor with a neat sketch. Discuss how servicing & adjustment of a carburetor is done.(5+5) MODULE -05 CHAPTER- Chassis Maintenance MCQ Questions- Q1. ……………………Connect the engine’s flywheel to the transmission. 1) Clutch 2)Drive Shaft 3)Engine Mounting 4)Connecting Rod Q2 The ………………… of the Gear oil varies with operating temperature and is the primary means of determining the effectiveness of the selected Gear oil. 1)Viscosity 2)capillarity 3)Flash Point 4)None of these Q3. In a ………………….system, each wheel on either side of an axle is rigidly connected to the other. 1) Fully dependent suspension 2) Independent suspension 3) Rigid axle system 4) Elliot stub axle Q4. Frame damage is generally the results due to 1) Vehicle collision or accident 2) Excessive bending moment 3) Localized stress concentration 4) All of these Q5. The…………………..moves brake fluid under pressure to rest of the braking system. 1) Wheel Cylinder 2)Master Cylinder 3)Slave Cylinder 4)Clutch Cylinder Q6. The term………….. Originally referred exclusively to the treatment of natural rubber with sulfur. 1)Retreading 2)Refurbishing 3)fabrication 4) Vulcanization Q7. Dolly & Hammers are used for 1)Tyre Change 2)Sheet Metal dent removal 3)Piston ring change 4)Bearing removal Q8. Rack & Pinion steering gear system are used in 1) Vehicles up to GVW 7500kg 2) Vehicles above GVW12500Kg 3)Vehicles above GVW 25000Kg 4)None of the above AVIK GOLUI || LECTURER IN AUTOMOBILE ENGINEERING|| MALDA POLYTECHNIC Page 5 Q9. …………….also known as "recap" or a "remold" is a re-manufacturing process for tires that replace the tread on worn tires. 1)Retreading 2)Refurbishing 3)fabrication 4) Vulcanization Q10. Radial ply tires are more flexible than bias ply tires, which allow the tread and sidewall of the tire to conform to the contour of the road better, especially during cornering. The statement is 1) True 2) False Long Answer Type Questions- 1) What do you mean by wheel alignment & Wheel Balancing? What are the wheel alignment angles ? (2.5+2.5+5) 2) What is the function of a clutch? What are the possible symptoms which indicate a clutch need urgent servicing?(3+7) 3) What do you mean by dependent suspension and independent suspension? What are the basic parts of an independent suspension system which needs periodic maintenance as per manufacturer’s specification?(2.5+2.5+5) 4) Write down the servicing procedure of a power steering system components.(10) 5) What are the different types of frame damages and what causes damage to a automobile frame.(7+3) 6) Describe about some instrument & machines used for automobile body dent repairs.(10) 7) Write down about tyre retreading and vulcanizing. What are the maintenance factors that enhance a tyre life?(2.5+2.5+5) 8) Write down the difference between Drum brake & Disc Brake. Describe the procedure of brake bleeding with neat sketch. (5+5) AVIK GOLUI || LECTURER IN AUTOMOBILE ENGINEERING|| MALDA POLYTECHNIC Page 6