CERAD 3 Law Exam 2025

Passive safety feature allowing you to steer whilst breaking (pulsating method) When is vehicle most stable? - Answers - Straight line, constant speed (pulling with no acceleration), even weight distribution Tread depth and size on road - Answers - 1.6 mm across central ¾ tread depth 1mm for commercial Tyre on road for 1 CD case Understeer vs Oversteer - Answers - Understeer- skid and straight line (front wheel) Oversteer- rear end slides out (rear wheel) Pre Driving Checks - Answers - a) Ensure handbrake is on and gear level c) Adjust seat, mirrors and steering wheel d) adjust mirror; half grass half sky f) switch on ignition, note warning lights, clutch down left hand on steering wheel, start engine. static brake test, g) check position of controls and auxiliaries g) seat belts and doors h) 15mph brake test- alert passengers, ensure no swerve or funny noises Positioning - Answers - View, Stability, Safety C1 licence terms - Answers - Every 5 years renew medical declaration via DVLA Over 45- renew licence via medical every 5 years Grandfather rights- once 70 every 3 years Steps to combat fatigue - Answers - 1)Coffee 2 shots of caffeine 2)Fresh air 3) Energy drink 4)Brisk walk 5) 15 minute nap 6) Stop in a safe place 7)Seat position and PDC Fatigue - Answers - More likely to suffer over 45 yrs More tired between Points of licence - Answers - Dangerous driving- £200 fine and 6 points 12 points, min 6 months ban or longer Over 6 in ambulance service Phone use- 6 points and £1000 fine Responsibility of driver to keep up knowledge or the HWX Positive responces - Answers - 1)Moving left 2)looking in mirrors 3)slowing down 4)indicating left Safe cornering - Answers - 1)Correct position 2)Correct speed for corner identified 3)Correct gear selection throughout 4)Able to stop safely within distance you can see to be clear on your side of the road 5)Acceleration Vehicle condition - Answers - Keep vehicle and tyres in good condition and keep pressures to recommended level Cornering Forces - Answers - Steering, acceleration and braking The more you brake/accelerate, the less grip you have for steering The faster you travel into a bend, the less stability -skid Cambers - Answers - Crown= dome shaped road (left hand turn increases steering capability) Superelevation= width is banked up towards edge of bend Factors Affecting Cornering - Answers - Speed Specification of vehicle Steering Acceleration Braking Road slope Road surface Weather Tyres Limit Point - Answers - furthest point to which you have an interrupted view of road surface Forces affecting stability and tyre grip - Answers - Steering, Acceleration, Braking SYSTEM - Answers - Information Position Speed Gear Acceleration Factors affecting overtaking - Answers - If you can see far enough Don't cause others to alter position Ensure you can always move back Be ready to abandon is hazard occurs Avoid conflict Avoid overtaking three abreast Ensure vehicle is able to overtake Never use hardshoulder Overtaking Stationary