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Chocolate or lollypop. Paul Cantellow. Pick a make of car. VW. Peugeot. Vauxhall. Ford. Lexus. BMW. Mercedes. Lotus. Bentley. TVR. MG. Fiat. Nissan. Volvo. Saab. Renault. Ok. Wrong. Turbo charger. Time to Choose. How Is the Turbo Charger Driven ?. Chain or belt
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Chocolate or lollypop Paul Cantellow
Pick a make of car VW Peugeot Vauxhall Ford Lexus BMW Mercedes Lotus Bentley TVR MG Fiat Nissan Volvo Saab Renault
Turbo charger Time to Choose
How Is the Turbo Charger Driven ? • Chain or belt • Exhaust gases • Gear driven
A typical turbo chargerwill increase the poweroutput of an engine by10% 40% 98%
Rear Wheel Drive CarsHave tracking set? • Toe out • Toe in • Must be fixed neutral
A car going round a bend travel’s out further than is intended, this is called • Understeer • Oversteer • Overtake • Undertaker
Why do spark plugs have ceramic insulation • To let the spark plug run cold • Only there for show • To prevent the high tension current jumping to earth
What If Anything Can Be Added to Brake Fluid ? • Special hydraulic sulphate • Two parts water for every one part brake fluid • Absolutely nothing else must be added
Explain the mainprinciple that allows any hydraulic system to work
The Oil Level in an EngineShould Be? • Just above the max mark on the dip stick • Between the min and max marks on the dip stick • Must not be higher than the min mark
Explain in your own words what is meant by the viscosity of oil
In a diesel engine what is drawn into the combustion chamber via the inlet manifold • Air only • Diesel fuel only • Air and diesel fuel only
Explain in your own words howthe four stroke cycle of adiesel engine differs from a that of a petrol engine
Why do we fit shock absorbersto motor vehicles • It quietens down the road noise • They prevent the brakes locking on load • They prevent the car from bouncing when travelling over bumps
Explain in your own words the function of springs and shockabsorbers in relation to a vehicles suspension
A conventional car battery will produce approximately ? • Ten volts • Twelve volts • Twelve amps
Explain in your own wordswhat are the main itemsthat make up a conventional car battery
A Solenoid on a Starter Motor Is Used to? • Prevent the windings from overheating • Uses an electro magnet to engage the pinion drive with the flywheel • Used as a safety cut out device
What Two Methods Are Used to Advance the Timing on a Conventional Contact Breaker Points Ignition System • Gravity and air • Vacuum and bob weights • Twin cam lobe advance system
Explain What Dwell Angle Is in Relation to Contact Breaker Points
In a Conventional Manual Driven Car the Clutch Unit Is Bolted to? • The crankshaft • The lay shaft • The flywheel
Explain the Two Methods used to Engage the Clutch Giving One Disadvantage of Each Method
A Tyre That Has Been Driven Under Inflated Will Show Wear ? • On both outer edges • Only in the middle section • On the inner edge only
Give an Explanation on Why We Need to Periodically Adjust Tracking and state the Difference Between Toe in and Toe Out
Name the two types of circuits that can be used on a lighting circuit • Independent & series • Series & parallel • Cam & volt
Name four factors That determinehow much current can flow through a wire
The springs fitted to brake shoesperform the following function • Keep the brake shoe pressed against the back plate • Gives gradual braking under heavy load • Pulls the brake shoe away from the brake drum when pressure is released
Explain what is meant by ‘leading’ and ‘trailing’ shoesin a brake drum
When a Vehicle Is Going Round a Bend the Wheels Will ? • The inner wheel will turn faster • The outer wheel will turn faster • Both wheels turn at the same speed
Explain in your own words,the operation of a differential and why a vehicle needs to have one