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A S K Azad Mechanical Engineering

In this course, Abhinandan Kumar Azad discusses Measurement Of Lines And Surfaces. He takes you through topics like Accuracy & Precision, Calibration, Vernier Caliper, Micrometer, Dial Indicator, Slip Gauge, Comparator, Sine Bar, 2 & 3 Wire Method, Surface Roughness, Stylus Equipment, Profilometer, Optical Flats, Talysurf, Autocollimator etc.

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Hindi

(Hindi) PRODUCTION 5: Measurement Of Lines And Surfaces

Fundamentals of Machining

Manufacturing Engineering

Mechanical Engineering

GATE & ESE - ME & CH

GATE, ESE and IIT-JAM

Ace the toughest competitive and government exams in India 

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Measuring instruments' properties, Accuracy, Precision, Explain with examples.

Accuracy and Precision (in Hindi)

Different properties should be needed in a measuring instrument like Repeatability, Reliability, Calibration and Error; Drift, Resolution, Sensitivity, Rule of 10 or Ten-to one rule.

Repeatability, Reliability, Calibration and Error (in Hindi)

Linear Measurements, Some of the instruments used for the linear measurements, Least Count, Problem Practice.

Vernier Caliper (in Hindi)

Metric Micrometer: Method of Measurement, Barrel, Thimble, Problem Practice; Bore Gauge.

Metric Micrometer and Bore Gauge (in Hindi)

Dial Indicator: Converts a linear displacement into radial movement, Application of dial indicator and Problem Practice.

Dial Indicator (in Hindi)

Slip Gauges, Gauge Blocks, To make up a Slip Gauge pile to 41.125 mm, A Metric slip gauge set (88 Pieces), ISRO questions.

Slip Gauge or Gauge Blocks (in Hindi)

Comparator, Principle of a Comparator, Mechanical Comparator, Mikrokator, Sigma Mechanical Comparator, Eden-Rolt Reed System, Optical Comparators, Pneumatic Comparators.

Comparators (in Hindi)

Angula Measurement (in Hindi)

Thread Measurements: Three-Wire Method: Distance W over the outer edge, ISO metric thread, Best Wire Size; The parameters that are measured in thread Measurements are: Major Diameter (Micrometre), Pitch Diameter or Effective Diameter (Floating Carriage Micrometre, Three Wire and Two Wire Method), Pitch (Screw Pitch Gauge, Pitch Measuring Machine), Thread Form (Optical Projector).

Thread Measurement 1: Three-Wire Method (in Hindi)

Thread Measurements, 2-Wire Method, Pitch Diameter or Effective Diameter, Problem Practice.

Thread Measurement 2: Two-Wire Method (in Hindi)

Measurement of Surfaces, Flat and Smooth Surfaces, Roughness Height, Roughness Width, Roughness Width cut-off, Waviness, Lay Direction, Flaw, Representation of Surface Roughness

Measurement of Surfaces: Basics (in Hindi)

Evaluation of Surface Roughness: Centre Line Average (CLA) or Arithmetical Mean Deviation (Ra), Root Mean Square (Rg) (rms value), ; Determination of Mean Line: M-System & E-System; Arithmetical Average; Problem Practice.

Evaluation of Surface Roughness (in Hindi)

Method of measuring Surface Roughness: Observation and Touch, Stylus based equipment, Interferometry, Stylus Equipment, Profilometer, Contact Profilometer, Non-contact Profilometer, Advantage of Optical Profilometer.

Metgod of Measuring Surface Roughness (in Hindi)

Optical Flats, Optical-grade clear fused quartz, Bright & Dark Fringe, Optical flat as a Comparator, The distance air gap between two successive fringes.

Optical Profilometer (in Hindi)

Interferometer, Parallelism Error, Talysurf, Problem Practice of Optical Flat as a Comparator.

Interferometer, Parallelism Error & Talysurf (in Hindi)

Limit Gauges, Plug Gauge, Snap/Gap/Ring Gauge, Allocation of manufacturing tolerances of Limit Gauges, Unilateral and Bilateral System.

Limit Gauges (in Hindi)

Limit Gauges, Wear Allowance, Problem Practice.

Wear Allowance of Limit Gauges (in Hindi)

Taylor's Principal, Preferred Number, Feeler Gauge, Why is a unilateral tolerance peeferred over bilateral tolerance?

Taylor's Principal & Preferred Number (in Hindi)

Clinometers, Autocolimator, Optical Square, Laser Scanning Micrometer and Questions related to them.

Miscellaneous of Metrology - Part 1 (in Hindi)

Laser Interferometer, McLeod Gauge, Planimeter, LVDT, Tool Maker's Microscope, Telescopic Gauge, Coordinate Measuring  Machine (CMM), Previous Years Questions.

Miscellaneous of Metrology - Part 2 (in Hindi)

NEET Physics Educator (PLUS CODE ROHIT01)
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Rohit Mehta

This course will cover entire Metal Casting Syllabus including fundamentals of the subject. This course provide all the concept requirements of the student. Comprehensive coverage of theory, fundamental concepts and problems in a Simplified manner.

(Hindi) Metal Casting : IES/GATE Simplified

The course is on Analysis of metal Cutting. The topics covered in this course are Merchant Force Circle Diagram (MCD), Oblique Turning Operation, Orthogonal Turning, Met Removal Rate (MRR), Power Consumed During Cutting, Specific Energy Consumption Specific Cutting Pressure, Friction in Metal Cutting, Heat Distribution, Mean Temperature in Turning, Determination of Cutting Heat & Temperature Experimentally, Dynamometer, Strain Gauge Dynamometers.

(Hindi) PRODUCTION 2: Analysis of Metal Cutting

Cleared UPSC ESE twice with Rank 63 and 90 in mechanical engg. Got 99 percentile in GATE. Cracked ONGC, BHEL,ISRO, SAIL, GAIL successfully

Harshit Aggarwal

In this course, metal forging processes have been explained.

Metal Forging Processes and Equipment

Through this course, Abhinandan will be discussing Machines and their Mechanisms. The course explains topics such as Kinematic Links, Types of Relative Motions, Types of Kinematic Pairs and other topics. This course is helpful for Mechanical Engineering, GATE and other aspirants.

(Hindi) TOM 1: Simple Mechanisms

Mohd Imran

This Course covers Dof, Velocity and Acceleration for ESE.

(Hindi) Kinematics Analysis: ESE

B.E. (MECHANICAL ENGINEERING) in 2016 CLEARED GATE 3 TIMES . UPSC-CSE And State Exams Aspirant .

Deepak Gupta

This course contains various types of the welding process and their application with basics of the welding process.

Lessons

20 lessons • 4h 14m

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Accuracy and Precision (in Hindi)

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Repeatability, Reliability, Calibration and Error (in Hindi)

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Vernier Caliper (in Hindi)

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Metric Micrometer and Bore Gauge (in Hindi)

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Dial Indicator (in Hindi)

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Slip Gauge or Gauge Blocks (in Hindi)

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Comparators (in Hindi)

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Angula Measurement (in Hindi)

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Thread Measurement 1: Three-Wire Method (in Hindi)

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Thread Measurement 2: Two-Wire Method (in Hindi)

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