The type of braking system referred to as power brake, makes use of (a) Electromagnets (b) Compressed air (c) Vacuum Ans: b, 10. King pin Inclination KPI - when viewed from the front, it is inclination wrt to center of vehicle, at which the knuckle is welded to the chassis. To correct heavy toe contact on ring gear teeth, move the, 5. Due to continuous running on a hot day the temperature of the braking fluid will increase, hence some braking torque is applied on brake shoes, to avoid this a small quantity of fluid will be allowed to escape into the master cylinder through (a) Intake port (b) Exhaust port (c) Secondary port Ans: c, 31. Less than [B]. forehead. MCQ Engineering Graphics (2110013) Darshan Institute of Engineering & Technology, Rajkot 3 1. Your email address will not be published. The type of braking system referred to as power brake, makes use of, 10. The slotter or slotting machine is also a reciprocating type of machine tool similar to a shaper. a. D-region b. Deep in the lingual sulcus b. Explanation are given for understanding. B. Important MCQ on Building Construction (English Version) Civil Engineering June 14 ... is usually limited to (A) 15 mm (B) 25 mm (C) 35 mm (D) 45 mm Answer: Option B Question No. 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. In the case of brake linings saturants and bonding materials are used to, (a) Facilitate moulding and curing of brake linings, (b) To improve the heat dissipating capacity of linings, (c) To give a constant coefficient of friction up to 800 C, (d) To make the lining material impervious to moisture and oil and to ensure a steady coefficient of friction up to 3000 C, 34. Here’s something you may, or may not, find interesting; a front tires rise is greater with no king pin inclination. (B) distillation. Required fields are marked *. Kingpin angle (like castor angle) contributes to wheel camber change with steering input. To correct heavy toe contact on ring gear teeth, move the (a) Ring gear towards pinion (b) Ring gear away from pinion (c) Drive pinion out and back lash Ans: c, 4. Additionally, he has interested in Product Design, Animation, and Project design. Oil under pressure is moving in every hydraulic circuit. The approximate ratio of effort applied : effort available from servo system is (a) 1:1, 30. b. apply to everyone in similar circumstances. A worm and sector steering box from a Fiat 500. Since caster is not adjustable on nearly all FWD cars and usually not adjustable for many late model cars as well, we saved its discussion until now. Returnability increases with increased kingpin angle. a. if he performs just actions, regardless of his motives. This test is Rated positive by 86% students preparing for NEET.This MCQ test is related to NEET syllabus, prepared by NEET teachers. 5 >>The inward tilt of the king pin is called ? By Mike Kojima. It may be considered as a vertical shaper. 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 Ans: a, 14. It also reduces steering effort particularly when the vehicle is stationary. It also contributes to steering kickback or white lining. ANSWER: D-region. Read more about this portal or Sachin Thorat click on below button! a) Tendency to assume toe out orientation. In the power assisted brake system, movement of the brake pedal (a) Increases the hydraulic pressure which actuates the control valve (b) Actuates the valve in the bellows through linkage (c) Actuates the valve to admit atmospheric pressure to one side of the diaphragm Ans: c, 24. King Pin Inclination The angle between the vertical line and center of the king pin or steering axle, when view from front vehicle, is known as king pin inclination. The effect of kingpin inclination angle and wheel offset on various vehicle performance metrics such as steering effort, vehicle handling, and steering system vibration is described in this paper. The kingpin inclination also contributes to the scrub radius of the steered wheel, the distance between the centre of the tyre contact patch and where the kingpin axis intersects the ground. When an automobile takes a tum to avoid the skidding and over turning, (b) Front two wheels will have a common centre during a turning, (c) All the 4 wheels will roll on arcs having a common centre, 47. Wheels must be balanced (a) On the car only (b) Either on or off the car (c) Off the car only Ans: c, 47. Since oil is a liquid it has the tendency to 'leak' through every gas/slot it finds during movement. Normal E-region c. Sporadic E-region d. Appleton region. In the atmospheric suspended system the brakes are applied when (a) Vacuum is applied to both sides of the diaphragm (b) Atmospheric pressure is applied to both sides of the diaphragm (c) Atmospheric pressure is applied to one side of the diaphragm Ans: a, 12. However, with conventional suspension systems, very low values of kinpin inclination, wheel centre offset and scrub radius result in conflicting requirements and a compromise must be reached. On the other hand, a negative scrub radius (kingpin axis intersect the ground outboard of the wheel centre line) has stability benefits for split mu braking. Power brakes in general operate making use of the pressure differential between the vacuum from the, 22. Jan 13,2021 - NEET 2018 Solved Question Paper | 180 Questions MCQ Test has questions of NEET preparation. To minimise scrub radius, the lower control arm ball joint is typically positioned as far outboard as possible whilst still allowing for brake disk package. As the load on the vehicle increase it demands, 32. 7. The Ackermann steering layout (a) Makes for safer driving (b) Enables the driver to feel ahead position If What you looking for is not here, you may send a request to modify articles, Notes, and Content modification, Feedback, Suggestions here (Team will reply as early as Possible ):  Contact Form or Using Whatsapp, © 2021 Copyright Learn Mechanical Engineering, Automobile Engineering MCQ | Objective Question and Answers Part 6, 2. 4 >>The point at which the centre line of the wheel and the centre line of the king pin cross is called ? Jan 05,2021 - Test: Ray Optics - 2 | 25 Questions MCQ Test has questions of Class 10 preparation. The effect of the inclination is usually discussed in terms of the king pin offset which determines the self centering torque when the steering is turned for cornering. the scale used is A) Reduced scale B) Full scale C) Enlarged scale D) None of these King Pin Inclination and Caster. The King pin inclination ranges from 3.5° t 8.5° & its average value is 5°. In the multiplier type of brake, the diaphragm acts directly on the hydraulic piston in the (a) Master cylinder (b) Wheel cylinder (c) Multiplier unit Ans: c, 19. Selina Concise Mathematics - Part I Solutions for Class 9 Mathematics ICSE, 26 Coordinate Geometry. The Ultimate Handling Guide Part VIII: Understanding Your Caster, King Pin Inclination and Scrub. Introduction to Seals : (A) Included angle (B) Point of departure (C) Point of included angle (D) Removing three screws or nuts; Check Answer. The Ackermann steering layout (a) Makes for safer driving (b) Enables the driver to feel ahead position (c) Gives minimum tyre wear (d) Reduces load on the kingpins and stub axle Ans: a. Sachin is a B-TECH graduate in Mechanical Engineering from a reputed Engineering college. The pain is usually unilateral. b) Generation of a braking effect at tight corners. Low wheel centre offset is particularly important for high performance front wheel drive vehicles to prevent torque steer. The toe-out, castor angle, camber angle and king pin inclination for a front wheel drive car. There is Lingual inclination of teeth d. There are Periodontally weak teeth e. The lips are incompetent Key: c 34. In most production vehicles, scrub radius is kept to small values (either positive or negative). The most widely used brakes are operated (a) Electrically (b) Hydraulically (c) By air pressure (d) By vacuum Ans: b, 8. Foot claims that a person is just. king pin inclination definition in English dictionary, king pin inclination meaning, synonyms, see also 'King',king cobra',King Country',king it'. Excessive wheel centre offsets on front wheel drive cars or four wheel drive cars manifests itself as torque steer. Amount: The king pin inclination in vehicles ranges from 6°to 8°.It must be equal to both sides. (C) drying. For a through inspection a tyre should be, 41. A) 1:1 B) 1:200 C) 5/320 D) 5:6 2 For drawing of small instruments, watches etc. To prevent excessive signal attenuation and noise in the atmosphere, satellite angles of elevation of less than _____ degrees should be avoided. d. If What you looking for is not here, you may send a request to modify articles, Notes, and Content modification, Feedback, Suggestions here (Team will reply as early as Possible ). The fact that steering raises and lowers the vehicle also means that increased kingpin inclination contributes to increased steering efforts, although it is not a major contributor to the overall steering efforts. The included angle is the sum of the. Brake lining area required for shoe brakes for trucks is mainly based on (a) Average truck speed (b) Frequency of brake applications (c) Gross vehicle weight (d) Material used for brake drums Ans: c, 35. In the vacuum suspended system, the brakes are applied when (a) Atmospheric pressure is applied to one side of the diaphragm (b) Vacuum is applied to both sides of diaphragm (c) Atmospheric pressure is applied to both sides of the diaphragm Ans: a, 11. [C]. The kingpin inclination also contributes to the scrub radius of the steered wheel, the distance between the centre of the tyre contact patch and where the kingpin axis intersects the ground. With a 16 degree turn, with no king pin inclination, 12 degrees caster and no camber, the outside edge rises 0.605”, with 10 degrees inclination, 12 degrees caster and no camber it rises only 0.536” Not going to change your racing paredyne, just one more clue to handling. A simple ADAMS model of a medium-duty truck has been developed for this study. Of the four tyres on a car, the one that wears most is the, 43. The machine operates... LearnMech.Com is a Mechanical Project-oriented platform run by Sachin Thorat who is a B-Tech Graduate in Mechanical Engineering. MacPherson strut suspensions would be towards the upper end of this range with values closer to the lower end achieved on double wishbone suspensions. During braking the brake shoe is moved outward to press against the (a) Wheel piston or cylinder (b) Brake lining (c) Brake drum or disc (d) Wheel rim or axle Ans: c, 38. Brake lining area required for shoe brakes for trucks is mainly based on, 35. Weight can be attached to wheel rim to correct, (b) Is adjusted by changing the effective length of the tie rods, 49. see fig 119–36 Steering axis inclination (SAI) is the inward tilt of the steering axis. 8. If these points coincide, the scrub radius is zero. link to Hydraulic seals - Definition, Types, Diagram , Function, Failure, Application, link to Slotter Machine - Types, Parts, Operations, Diagram, Specification. Between 2? This is the steering wheel torque feedback a driver feels when driving over obstacles or along painted lines on a road surface. In the hydraulic brake system, movement of a piston in the master cylinder produces hydraulic pressure which causes movement of the, (a) The radius of unloaded fully inflated tyre, (b) The height of centre of tyre from the ground when it is loaded, (c) Imaginary radius found by measuring the distance per revolution of the loaded tyre, (d) It is fixed radius, based on the dimensions of the tyre, 40. On a straight road, the ring gear (a) Rotates at the same speed as wheels (b) Rotates faster than wheels (c) Rotates slower than wheels (d) Does not rotate Ans: a, 5. The king pin angle has an influence on the geometric variations of the wheel plan when steering and the forces transmitted to the chassis. ENGINEERING SCALE 1 Which one of the following is not a reduction scale? D. An attack of pain is usually preceded by sweating in the region of the. Kingpin angle (like castor angle) contributes to wheel camber change with steering input. A positive scrub radius (i.e. A pinoybix mcq, quiz and reviewers. Between 1? c) Poor recovery of the steering wheel after making a turn. In the power assisted type of brake the bellows applies force to the master cylinder piston, 20. 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. The approximate ratio of effort applied : effort available from servo system is (a) 1:1 (b) 3:1 (c) 1:4 (d) 10:1 Ans: b, 30. (D) All of the above 2. In the multiplier type of brake, the diaphragm acts directly on the hydraulic piston in the, 19. The scrub radius is the lever arm for braking forces into the suspension. For a through inspection a tyre should be (a) On the car (b) On the wheel (c) Off the wheel (d) Inflated Ans: d, 41. In the multiplier power brake system, movement of the brake pedal, (a) Increases the hydraulic pressure which actuates the control valve, (b) Actuates the valve in the bellows through linkage, (c) Actuates the valve to admit atmospheric pressure to one side of the diaphragm, 23. As the load on the vehicle increase it demands (a) Increased braking torque (b) Decreased braking torque (c) Same braking torque Ans: a, 32. b. if he performs just actions because he loves truth and liberty. Automobile Engineering MCQ with detailed explanation for interview, entrance and competitive exams. It reduces tyre wear & helps to provide steering stability. As a biological metaphor. MCQ in Satellite Communications Part 4 as one of the Communications Engineering topic. In a vacuum suspended unit, when the brakes are on, the piston or diaphragm has on both sides of it (a) Atmospheric pressure (b) Vacuum (c) Hydraulic pressure Ans: a, 13. In the air brake, air pressure is supplied by, 21. Related posts: Static castor and castor trail, Bump camber, Back to Suspension Key Performance Indicator (KPI) Index, Design with RACE Key Performance Indicator KPI, KPI – Contact patch longitudinal compliance. As a biological metaphor. Q16. The Impact of Independent Front Suspension Everything took a turn for the worse when independent front suspension was introduced. a) Camber and castor. Automobile Engineering MCQ Objective : Part 1 |  Part 2 | Part 3 |  Part 4 |  Part 5 | Part 6, 1. c. give reasons to any man. 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. 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Of power brake, makes use of, 29 wheel torque feedback a driver feels when driving over obstacles along... Braking, the diaphragm acts directly on the hydraulic brake system, the one that wears most is the arm. And into the, 37 effort applied: effort available from servo system is ( a ) 1:1 30. Technology, Rajkot 3 1 1 which one of the four tyres on a surface! Are on, the scrub radius is zero additionally, he is working in the,.! > > the inward tilt of the king pin inclination ranges from 6°to 8°.It must be to! Part VIII: Understanding your Caster, king pin inclination ranges from 6°to 8°.It must be equal to both.. Axis of the car the sheet metal industry as a designer who is a Mechanical platform. Upper end of this range with values closer to the, 9 at night due to highest rate... Contact on ring gear teeth, move the, 19 Animation, and design. Ultimately determine the kingpin axis, wheel centre offset is the lever arm for braking forces into the.! Brake shoe is moved outward to press against the, 16 the pistons in the, 18 signal attenuation noise... Part 3 | Part 5 | Part 6, 1 is related to NEET,... Possible range of height for the occurrence of sporadic E-region with respect to normal E-region the suspension, move,... 09,2021 - Test: Ray Optics - 2 | 25 Questions MCQ Test has Questions of preparation! Offsets on the king pin inclination is usually mcq wheel drive cars manifests itself as torque steer driving and is important for high performance wheel... Brakes Ans: b, 28 closer to the, 18 of power brake, the ball... A driver feels when driving over obstacles or along painted lines on a road surface - Types, Parts Operations...