Differential unit When the vehicle moves straight on the road, the rear wheels run in the same way as the front wheels. The propeller shaft is connected to follow this. However,when the vehicle is negotiating a turn,the outer wheels cover larger radius than the inner wheels. The outer wheels rotate more than the inner wheels. […]
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Universal Joint and Slip Joint, Types Of Universal Joint – Automobile Engineering Studymaterial
Universal joint This is connected at both ends of the propeller shaft. Since the propeller shaft is connected by the universal joint, it transmits the engine’s power at different angles. Slip joint It is connected with the propeller shaft after the universal joint. It moves smoothly according to the movement of rear axle. Figure shows […]
Propeller Shaft and Types of Propeller Shaft – Advantages and disadvantages of Propeller Shaft – Studymaterial
Introduction Propeller shaft is the most important part of transmission system of a vehicle. It is located in between the gear box and the differential unit. One end of the propeller shaft is connected to the gear box and the other end is connected with the differential unit, and transmits the engine power to the […]
திருக்குறள் அதிகாரம் – 1 கடவுள் வாழ்த்து
பயனுள்ள முறையில் வாழ வழிகாட்டிகளாக அமைபவை அறநூல்கள். அறநூல்களில் ‘உலகப் பொது மறை‘ என்று போற்றப்படும் சிறப்புப் பெற்றது நம் திருக்குறள். திருக்குறளில் இல்லாத செய்திகளே இல்லை. ஏழு சொற்களில் மனிதர்களுக்கு அறத்தைக் கற்றுத்தரும் திருக்குறளைப் பயிலுவோம்; வாழ்வில் பின்பற்றுவோம். கடவுள் வாழ்த்து 1) அகர முதல எழுத்தெல்லாம் ஆதி பகவன் முதற்றே உலகு. 2) கற்றதனால் ஆய பயன்என்கொல் வாலறிவன் நற்றாள் தொழாஅர் எனின் 3) மலர்மிசை ஏகினான் மாண்அடி சேர்ந்தார் நிலமிசை நீடுவாழ் வார். […]
வேதகாலம் – வேதகால இந்தியாவின் வரலாறு – Vedic Age
வேதகாலம் வேதகாலம் என்பது இந்தியாவில், ஆரியர்களின் மிகப் பழைய நூல்களான வேதங்கள் இயற்றப்பட்டு நடைமுறையில் இருந்த காலத்தை குறிக்கிறது. இது கி.மு இரண்டாம் ஆயிரவாண்டையும், முதலாம் ஆயிரவாண்டையும் சேர்ந்தது என அறிஞர்கள் கூறுகின்றனர். கிமு 1500 ஆம் ஆண்டளவில் தொடங்கி கி.மு. 500ஆம் ஆண்டு வரை நீடித்தது வேதகாலம் பற்றிய காணொளி https://youtu.be/WH074aqMXXE வேதகால இந்தியாவின் வரலாறு
Parts Of The Gear box and Transfer Case in Gear Mechanism – Automobile Study material
Parts of the gear box Gear box housing The Box like arrangement where the bearings (which support the shafts) are mounted, filler plug with air vent hole,oil drain plug are present is called as the gear box housing. This box is generally made of cast iron as shown in Figure Gear box input or clutch […]
Troubleshooting and Maintenance Activity of Gear box – Gear box maintenance Studymaterial
Trouble shooting of gear box 1. Gear box noise 1. Bearing may get damaged – Need to change bearing 2. Lubricating oil level may be low – Fill the required amount of lubricating oil 3. Teeth’s may be broken in the gear – Need to change the gear 4. Misalignments between gearbox and engine – […]
What is Over Drive in vehicles, of over drive, How to increase the speed higher than engine speed – Studymaterial
Over drive The method of increasing the speed of propeller shaft more than that of the engine speed is called as the over drive. A view of the overdrive can be seen in Figure The part which performs this action is called as the overdrive unit. If the main shaft in the gear box rotates […]
What is Gear Ratio, How to Troubleshooting gear box, Maintenance method of Gear box
What is Drive Gear Driver Gear: Driver gear is one which is connected to the power source i.e Incase of Gear pumps the power source may be motors. Likewise power source varies with type of applications. Driven Gear: Driven Gear is one which is meshed with the driver gear.Driven gear rotates with the help of […]
Gear Box and Types Of Gear Boxes, Working Principle of Gear boxes
What is Gear Box The road conditions are not uniform whenever we are in travel in the vehicle.Moreover we do not drive the vehicle always at the same speed. The vehicle must be operated at lower speed when it needs more pulling power. Moreover based on the operating conditions, the vehicle requires different speed and […]
வெளிமாவட்டத்திற்க்கு செல்ல ஆன்லைனில் E-Pass-க்கு விண்ணப்பிப்பது எப்படி?
ஒவ்வொரு மாவட்ட மக்களும் அவரவர் மாவட்டத்தின் உள்ளே சென்று பதிவு செய்து E-Pass பெற்று கொள்ளுங்கள் 1)கிருஷ்ணகிரி மாவட்டம் – Krishnagiri District 2)கரூர் மாவட்டம் – Karur District 3)மதுரை மாவட்டம் – Madurai District 4)நாகப்பட்டினம் மாவட்டம் – Nagappattinam District 5)நாமக்கல் மாவட்டம் – Namakkal District 6)பெரம்பலூர் மாவட்டம் –Perambalur District 7)புதுக்கோட்டை மாவட்டம் – Pudukkottai District 8)சேலம் மாவட்டம் – salem District 9)சிவகங்கை மாவட்டம் – Sivaganga […]
What is Gears-What are all the types of Gears – Working of gears – Studymaterial
Gears The commonly used gears and their arrangements can be seen in this section. With a help of teethed wheels we can transmit the energy in rotational,parallel and in perpendicular directions.In machines gears are used in places wherever the transmission of rotational force is taking place. Moreover the gears are used to transmit the rotational […]
Types Of Clutch used in Automobiles – Clutch concepts – Studymaterial
Types of Clutch 1. Single plate clutch 2. Multi plate clutch 3. Diaphragm clutch 4. Centrifugal clutch 5. Hydraulic clutch 6. Fluid flywheel clutch 7. Electric clutch Single Disc or Plate Clutch Construction • Main components of single plate clutch are listed below: 1. Fly wheel 2. Clutch plate 3. Clutch lining 4. Pressure plate […]
How To Do Maintenance Activity In A Clutch – Troubleshooting of a Clutch – Studymaterial
Maintenance methods of clutch 1. Clutch pedal free-play should be checked and changed periodically. 2. Should check and adjust the gap in between clutch plate and pressure plate. (Note: gap should be 0.3 mm to 0.5 mm) 3. Clutch lining should be checked in periodically. If any problem finds, it should be cured. 4. Should […]
What Is Clutch,Working Principle Of Clutch,Components of a Clutch
What is clutch Clutch is the first part of the transmission system. It is mounted between the engine and the gear box. Clutch is a mechanism that helps to rotate the rotation from a shaft to another shaft on the same axis. Used to change gears softly, to stop the vehicle and for Engine idle. […]
Automobile Components and its Functions – Automobile Studymaterial
Basic components of Automobile 1. Frame 2. Engine 3. Clutch 4. Gear box 5. Propeller shaft 6. Rear axle 7. Front axle 8. Suspension system 9. Steering system 10. Braking system 11. Wheel and tyre and 12. The electrical system Important components of the automobile chassis The vehicle without the body is called as the […]
How Cars are avoiding Resistance of air, tyre rolling, gradient – What is tractive effort – Important of a card design
What is air resistance Air resistance On the road the blowing wind against the direction of the vehicle and the opposing force due to the vehicle speed oppose the vehicle to move front. This opposing force is called as the air resistance. To find the air resistance of a vehicle, the following formula can be […]
Basics Of Automobile Engineering – Transmission system and Types Of transmission systems
What is Automobile Transmission System In an automobile, engine is the main source for developing the power and the power produced from it must be transmitted to the wheels of the vehicle to move it from one place to another. The system which is developed for transmitting the power from the engine to the wheels […]
TNPSC TET TNUSRB Model Question Paper and Answer- 100 questions – Preparation Guide
1.ஒழுங்கற்ற வடிவம் கொண்ட பொருளின் கன அளவு காண ______ தத்துவம் பயன்படுகிறது ? A) வரைபடமுறை தத்துவம் B) ஆர்க்கிமிடீஸ் தத்துவம் C)அடர்த்தி,பருமன்&நிறை ஆகியவற்றின் தொடர்பு D) பாஸ்கல் தத்துவம் 2.இரு மீட்டர் பக்க அளவு கொண்ட 10 சதுரங்களை கொண்ட பொருளொன்றின் பரப்பளவு ? A) 10 B) 20 C) 30 D) 40 3.கூற்று ; வரைபட முறையைக் கொண்டு,ஒழுங்கற்ற வடிவமுள்ள பொருள்களின் பரப்பளவினையும் காணமுடியும்.காரணம் ; சதுர மற்றும் செவ்வக […]
Six Sigma Concept
What is Six Sigma? Six Sigma is a disciplined, statistical-based, data-driven approach and continuous improvement methodology for eliminating defects in a product, process or service A six sigma process is one in which 99.99966% of all opportunities to produce some feature of a part are statistically expected to be free of defects. Six Sigma strategies […]



















