Tamil Nadu HSE First Year Basic Automobile Engineering case studies
Tamil Nadu HSE First Year Basic Automobile Engineering · Put your knowledge to work in context.
Basic Automobile Engineering is the core vocational subject of the first year of the Tamil Nadu Higher Secondary vocational stream (Class XI). It introduces students to how a motor vehicle is built and how its systems work, beginning with workshop discipline and hand tools and moving through chassis layout, engine construction, fuel supply and combustion, cooling and lubrication, transmission, steering and suspension, brakes, electrical systems and routine servicing and measurement. The Tamil Nadu HSE First Year Basic Automobile Engineering case studies are 5 cases and about 2,947 words.
1Angle Grinder, Petrol Spill and a Ten-Minute Gap in Supervision
During a first-year practical class, 18 students are working in a bay that is also being used to drain a moped fuel tank. A student is cleaning a rusty bracket with a 100 mm angle grinder.
633 words, about 3 min2Low Compression and Blue Smoke in One Cylinder of a Three-Cylinder Petrol Engine
A three-cylinder 800 cc petrol engine has run 48,000 km. The owner reports blue smoke at idle, an oil consumption of about 0.5 litre per 1,000 km, and poor pickup on inclines.
594 words, about 3 min3Clutch Slip on a Loaded Hill Climb in a Five-Speed Light Commercial Vehicle
A 2.5-litre diesel light commercial vehicle with a five-speed manual gearbox has covered 82,000 km. The driver reports that on a 1-in-8 gradient, with the vehicle loaded to 1.5 tonnes, the engine speed rises from about 1,800 rpm to 2,500 rpm but road speed stays near 35 km/h.
591 words, about 3 min4Spongy Pedal and Right Pull After a Roadside Brake Fluid Change
A car with front disc and rear drum brakes has covered 62,000 km. After a brake fluid change at a roadside garage, the driver reports a pedal that feels spongy and sinks slowly when held at a traffic light.
553 words, about 3 min5A Four-Year-Old 35 Ah Battery, Low Specific Gravity and an Extra 55 W Lamp
A 12 V, 35 Ah lead-acid battery in a petrol car is four years old. In the morning the engine cranks slowly and the headlights dim during cranking.
576 words, about 3 min