WBBSE Madhyamik Vocational Automobile case studies
WBBSE Madhyamik Vocational Automobile · Put your knowledge to work in context.
The WBBSE Madhyamik Vocational Automobile credential is a secondary-level vocational qualification offered through the West Bengal Board of Secondary Education's vocational stream. It is designed for students who take Automobile as their vocational subject alongside the regular Madhyamik curriculum, and it signals that a learner has grasped basic workshop practice, engine and vehicle systems, and the safety and environmental habits expected in a garage or service centre. The WBBSE Madhyamik Vocational Automobile case studies are 5 cases and about 3,414 words.
1Grinder, Jack and Air Line: Prioritising Hazards in a Two-Wheeler Workshop
In a two-wheeler workshop in Howrah, three mechanics share one bench grinder. The 150 mm grinding wheel has a 3 mm chip near its edge, the tongue guard is set 8 mm from the wheel, and the work rest is 5 mm away.
705 words, about 4 min2Cold-Start Diesel Auto-Rickshaw with Low Power and Blue Smoke
A 2018 diesel auto-rickshaw with a single-cylinder 435 cc engine has covered 62,000 km. It is hard to start below 15 °C, emits blue-white smoke at idle, loses power on inclines, and uses about 300 ml of engine oil per 1,000 km.
681 words, about 3 min3Clicking on Turns and a Pull to the Left After New Tyres
A front-wheel-drive petrol hatchback has covered 48,000 km. The driver reports a rhythmic clicking from the front right when turning at full lock, a pull to the left on a level road, and a steering-wheel vibration between 80 and 100 km/h.
662 words, about 3 min4Spongy Brake Pedal in a School Van Before the Morning Run
A 12-seater school van is due to leave at 6:30 a.m. The driver reports that the brake pedal feels spongy and sinks slowly when held at a traffic light, though the van still stops.
687 words, about 3 min5Overnight Battery Drain After Auxiliary Lamp and Amplifier Fitting
A 2016 petrol hatchback with a 35 Ah battery is brought in because it fails to start after standing overnight. The battery is six months old, the terminals are clean and tight, and the alternator belt is correctly tensioned.
679 words, about 3 min