Mechanical Engineer. Secured AIR 5 in ESE  & AIR 47 in GATE. Also cleared BARC,ONGC,ISRO. Worked for BARC, HITACHI.Guitar player & Vocalist

Gaurav Joshi

Theory of machines is one of the most important and fundamental subject for design in mechanical engineering.
This course is designed for GATE/ESE and other competition exams.
In this part-3, Fundamentals of Gears will be discussed.

GATE (Graduate Aptitude Test in Engineering) 2020 & 2021 complete preparation with best educators. Know about the detailed syllabus, best books, exam pattern and dates, previous year question papers a

GATE - Iconic Pro

Hindi

(Hindi) Part-3: Theory of Machines - Gears

Mechanism And Machines

Theory of Machines

Mechanical Engineering

GATE & ESE - ME & CH

GATE, ESE and IIT-JAM

Ace the toughest competitive and government exams in India 

Test Preparation

In this lesson brief introduction about Gears is given.

Course Introduction_Gears (in Hindi)

In this lesson need of gear mechanism is discussed.

Gears Basics-1 (in Hindi)

Need of gear drive is discussed. Concept of negative and positive drive is also explained.

Gears Basics-2 (in Hindi)

Basic classification of gear drives is discussed. In this lesson spur gears are explained.

Classification of Gears-1 (in Hindi)

Helical gears , advantages and disadvantages are discussed.

Classification of Gears-2 (in Hindi)

Gears for intersecting shafts (bevel gears) are discussed.

Classification of Gears-3

In this lesson basic about worm and worm wheel  is discussed.

Classification of Gears-4

In this lesson concept of external,internal gears and racks are discussed.

Classification of Gears-5

Various specifications of spur gear are discussed.

Gear Terminology-1

In this lesson specification of gears are discussed.

Gear Terminology-2

Gear Terminology-3

Law of Gearing-1

Formula for Sliding velocity is derived .

Law of Gearing-2

Simple question on gear classification is discussed.

Basic Questions-1

In this lesson problem from ESE are discussed.

Basic Questions-2

In this lesson some more problems from gear classification are discussed.

Basic Questions-3

In this lesson Differential Gear Mechanism is explained.

Basic Questions-4

In this lesson properties of involute profile are discussed.

Involute Profile

Base circle concept for gears is explained. Problem of non involute profiles is also discussed.

Base Circle Concept

In this lesson Analysis of motion of gear is discussed while engaging and disengaging.

Analysis of Involute Gears-1

Detailed analysis is done for involute profile in gears.

Analysis of Involute Gears-2

In this lecture Path of contact, arc of contact and Contact Ratio are discussed.

Analysis of Involute Gears-3

Path of Contact for Rack & Pinion

In this lesson Interference is discussed. In involute profiles it is a challenge for designing team.

Interference in Gears

Two methods ,Under cutting and Increasing the pressure angle, discussed.

Methods of Preventing Interference-1

Another two methods, stubbing the tooth and increasing the no. of teeth are discussed.

Methods of Preventing Interference-2

Basic points about practical involute gears are discussed.

Involute Gear System

In this lesson min no of teeth required to avoid interference for pinion are calculated.

Minimum no. of Teeth Required-1

In this lesson minimum no. of teeth required in case of Gear is calculated.

Minimum no. of Teeth Required-2

In this lesson no. of teeth for Rack and Pinion arrangement is calculated.

Minimum no. of Teeth Required-3

In this lesson basics about cycloidal profile of gear are discussed.

Cycloidal Profile-1

Advantages and problems related to cycloidal profile are discussed.

Cycloidal Profile-2

Important points related to gear question solving are discussed.

Important points for Gears(Questions)

Gear Questions-1

Gear Questions-2

Gears Questions-3

Gears Questions-4

Gears Questions-5

Helical Gears Theory

Worm & Worm Wheel (Theory)

NIT Bhopal, 7 times Gate qualified with 98-99 %ile, AIR 1873, 2 years teaching experience in bansal IITjee as a physics faculty, 6 months in

Vivek Jain

This course gives a basic introduction and classification of gears

Power Transmitting Element Gear And Gear Trains

 I completed my B.Tech from Mechanical Engineering.and I love teaching. I am not best but I am always trying my best...



Kanchan Singh

This course is for Mechanical Engineering students which are also preparing for GATE IES SSC. In this course we will study theory of machine . This is the basic part of Mechanical Engineering. This is the Theory of Machine part:2 of Kanchan Singh's course and this part will cover Gears,Gear train,Governor,Flywheel and in last session of this course he will provide some previous year question with solution.

(Hindi)Theory of Machine Part:2

Telegram Group for all Students and Teachers (Pot of Knowledge)
https://t.me/ASKAzadMechanicalEngineering

A S K Azad Mechanical Engineering

Instantaneous Centre Method Approach, Locus of I-Centre & I-Axis, Number of Instantaneous Centre in a Mechanism, KENNEDY Theorem, Theorem of Angular Velocity, Relative Velocity Approach.

(Hindi) TOM 2: Velocity Analysis

My achievement is to be a good professor and make me proud in my teaching field.

Gunti Venkateswarlu

Power transmission, types of flat belts, slip of belt, creep of belt, centrifugal tension, maximum power transmission, types of chains, length of open belt drive and cross belt drive, driving ratio of tension in belt drive.

(Telugu) Theory of Machines: GATE and ESE

Hello I am mechanical Engineer. I am working as a Mechanical Project & design Engineer at Jain Electronics co. Pune.

Jyoti Shinde

This course will discuss the four stroke and two stroke spark ignition engine along with the description of engine parts that participated in the whole process. and valve timing diagram of four stroke and two stroke
and Detonation in SI engine.

(Hindi) Course on Spark Ignition Engine

I'm an Automobile Engineer and also a automobile enthusiast . I have a Diploma and B.E. in engineering.

Karan More

This course is going to begin with different layouts of vehicles with respect to engine position and all about an automobile engine.

Lessons

40 lessons • 6h 3m

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Course Introduction_Gears (in Hindi)

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Gears Basics-1 (in Hindi)

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Gears Basics-2 (in Hindi)

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Classification of Gears-1 (in Hindi)

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Classification of Gears-2 (in Hindi)

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Classification of Gears-3

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Classification of Gears-4

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Classification of Gears-5

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Gear Terminology-1

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Gear Terminology-2

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