Bleeding of brakes means (a) Filling the master cylinder with brake oil (b) Adjusting the brake shoe (c) Removing air between master cylinder and each wheel unit Ans: c, 26. Caster is defined as the inclination of, (b) The king pin axis in the fore and aft plane, (c) The king pin axis in the transverse vertical plane, (d) The axis of stub axle to the horizontal, (b) Enables the driver to feel ahead position, (d) Reduces load on the kingpins and stub axle, Mechanical MCQ Objectives Question and Answers, Technical Mechanical Interview Question and Answers, Automobile Engineering Parts and System Notes , Article, Automobile Trends , News articles , Notes, Automobile Engineering Online Notes , Objective and Interview Questions, Automobile Engineering MCQ | Objective Question and Answers Part1, Automobile Engineering MCQ | Objective Question and Answers Part 2, Automobile Engineering MCQ | Objective Question and Answers Part 3, Automobile Engineering MCQ | Objective Question and Answers Part 4, Automobile Engineering MCQ | Objective Question and Answers Part 5, Automobile Engineering Interview Question and Answers Part 2, Automobile Engineering Interview Question and Answers Part 3. Download (A) Caster (B) Camber (C) Included angle (D) Resistance to side force due to transverse wind load; Check Answer. d. In production vehicles, wheel centre offsets of ~50-75mm can be achieved with MacPherson strut type suspensions, double wishbone systems can be designed to have values closer to 40mm. The king pin inclination is usually [A]. b) Generation of a braking effect at tight corners. MCQ Engineering Graphics (2110013) Darshan Institute of Engineering & Technology, Rajkot 3 1. Effect :It is reduces steering effort particularly when vehicle is stationary. Between 1? c. give reasons to any man. Your email address will not be published. In a vacuum suspended unit, when the brakes are on, the piston or diaphragm has on both sides of it, 13. In the air brake, air pressure is supplied by (a) Engine manifold (b) A compressor (c) The diaphragm valve Ans: b, 21. Toe out on turns (a) Is adjusted by shims (b) Is adjusted by changing the effective length of the tie rods (c) Cannot be adjusted Ans: c, 49. In the hydraulic braking system, the movement of the pistons in the wheel cylinder is transmitted to the brake shoes by (a) Actuating pins (b) Springs (c) Cables (d) Trunnion (e) Joints Ans: a, 16. Swivel Pin Inclination is the transverse angle of the swivel axis of the front wheel and its stub axle. In the hydraulic brake system, the movement of a piston in the master cylinder produces hydraulic pressure which causes movement of (a) Brake shoe (b) Brake pedal (c) Brake cam Ans: a, 33. c) Poor recovery of the steering wheel after making a turn. 50. The Ackermann steering layout (a) Makes for safer driving (b) Enables the driver to feel ahead position Swivel pin or kingpin inclination is the lateral inward tilt (inclination) from the top between the upper and lower swivel ball joints or the kingpin to the vertical (Figure 10.3).If the swivel ball or pin axis is vertical (perpendicular) to the ground, its contact centre on the ground would be offset to the centre of the tyre contact patch (Figure 10.4). Explanation are given for understanding. Two general types of vacuum assisted power brakes are (a) Vacuum suspended and power suspended (b) Integral and pressure suspended (c) Atmospheric suspended and vacuum suspended Ans: c, 17. Understanding what caster does and how to use it is a powerful tool in the box of a suspension tuner. There are three angles concerned with Steering. MCQ Survey Engineering. In trucks the system of wheel braking employed is (a) Mechanical (b) Hydraulic (c) Pneumatic Ans: c, 27. The ‘Revo’ knuckle type systems mentioned above can achieve between 20-30mm. The distance between dual tyres of vehicles is to be correctly spaced to, (a) Ensure proper distribution of load between dual wheels, (c) Reduce the slippage between tyre and road while taking a turn, 45. More often, the condition that draws attention to trouble in the differential is, 3. Kingpin angle (like castor angle) contributes to wheel camber change with steering input. Enrich your vocabulary with the English Definition dictionary a) Tendency to assume toe out orientation. The working fluid normally used in hydraulic brake systems is, (a) High speed diesel oil along with alcohol, (b) SAE 20 oil with anti-corrosion additives, (c) A mixture of vegetable oil and SAE 10 oil, (d) A solution of castor oil in alcohol along with neutralizer, 36. Power brakes in general operate making use of the pressure differential between the vacuum from the intake manifold and (a) Compressed air (b) Atmospheric pressure (c) Venturi vacuum Ans: b, 22. Brake efficiency is a term which denotes, (a) Efficiency of the braking system as a whole, (c) The deceleration as percentage of gravity, 7. The function of the relay valve in a compressed air brake system is to, (a) Limit the maximum pressure reached in brake chambers, (b) Relieve air pressure in brake chambers when it reaches a maximum value, (c) Reduce the effort required at the brake pedal, (d) Speed up the supply of air to brake chambers located at a distance from brake valve, 14. c. King Pin axis inclination (a.k.a. When stimulated ( either positive or negative ) a simple ADAMS model a. A line passing through the strut top bearing and the inside wheel will loose positive.! Handling Guide Part VIII: Understanding your Caster, king pin inclination is the, 22 the four on! 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