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New Vacancy 2026
BTSC Pump Operator 2026 Notification, Online Form & Exam Date
BTSC Pump Operator Vacancy 2026 provides a golden opportunity for aspirants seeking stable government jobs. Interested candidates can apply online for the posts after verifying the official eligibility criteria, age limit, and educational qualifications. Ensure you track the application deadlines and stay updated with the latest BTSC Pump Operator 2026 recruitment news for a smooth registration process.
To crack the BTSC Pump Operator 2026 exam, understanding the detailed syllabus and exam pattern is mandatory. Aspirants should focus on strategic planning and rigorous time management for each selection phase. Boosting your speed through online mock tests and regular practice is the key to securing a high score in this competitive recruitment. For premium study material and practice sets, follow the expert curated resources on toppersexam.com.
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BTSC Pump Operator Syllabus 2026, Exam Pattern
BTSC Pump Operator Syllabus 2026, Exam Pattern, Exam Date 2026
Detail Information about Bihar Technical Services Commission (BTSC) has published notification 2026 for the recruitment of Pump Operator vacancies. Those Candidates who are Interested to the following vacancy and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Recruitment with Latest Update Exam Pattern and the Exam Date also.
BTSC Pump Operator Syllabus 2026 - Overview
| Conducting Body | Bihar Technical Services Commission (BTSC) |
| Post Name | Pump Operator |
| Vacancy | 191 |
| Application Mode | Online |
| Category | Syllabus and Exam Pattern |
| Job Location | Bihar |
| Official website | www.btsc.bihar.gov.in |
BTSC Pump Operator Syllabus 2026
Machinist :
1. Drill, Tap, Die-types & application. Determination of tap drill size. Basic terminology related to screw thread. Reamer- material, types (Hand and machine reamer), parts and their uses, determining hole size for reaming, Reaming procedure.
2. Vernier height gauge: construction, graduations, Vernier setting & reading. Care and maintenance of Vernier height Gauge. Vernier caliper-its parts, principle, reading, uses & care. Outside micrometrics parts, principle, reading, uses, Reading of Vernier Micrometer), care & maintenance.
3. Drilling machines-types &their application, construction of Pillar & Radial drilling machine. Countersunk, counter bore and spot facing-tools and nomenclature. Cutting Speed, feed, depth of cut and Drilling time calculations.
4. Interchangeability: Necessity in Egg., field, Limit- Definition, types, terminology of limits and fits basic size, actual size, deviation, high and low limit, zero-line, tolerance zone, allowances. Different standard systems of fits and limits. (British standard system & BIS system)
5. Slotter– Classification, principle, construction, Safety precaution. Introduction and their indexing process on a Slotter by its Rotary table graduations. Driving mechanisms, quick return motion and speed ratio. Safety points to be observed while working on a Slotter. Job holding devices-vice, clamps, V-block, parallel block etc. Slotting tools- types, tool angles. Spline – types and uses.
6. Coolant & lubricant –Introduction, types, properties, application & applying methods.
7. Milling Machine: Introduction, types, parts, construction and specification. Driving and feed mechanism of Milling Machine. Different types of milling cutters & their use. Cutter nomenclature. Different milling operations - plain, face, angular, form, slot, gang and straddle milling etc. Up and down milling. Different types of milling attachments and their uses.
8. Jigs and Fixtures– Introduction, principle, types, use, advantages & disadvantages. Properties of metals general idea of physical, mechanical properties of metals, colour, weight, hardness toughness, malleability, ductility their effect on machinability.
9. Heat Treatment – Introduction, necessity, types, Purposes, different methods of Heat Treatment. Heat Treatment of Plain Carbon Steel. Indexing-introduction & types. Indexing head-types & constructional details, function of indexing plates and the sector arms. Calculation for direct and simple indexing.
10. Grinding – Introduction, grinding wheel- abrasive, types, bond, grade, grid, structure, standard marking system of grinding wheel, selection of the grinding wheel. Dressing, types of dresser. Glazing and Loading of wheels – its causes and remedies. Roughness values and their symbols.
11. Surface Grinder –Types, Parts, construction, use, methods of surface grinding
12. Cylindrical grinder: Introduction, parts, construction, types, specification, safety, different methods of cylindrical grinding. Cutting speed, feed, depth of cut, machining time calculation. Wet grinding and dry grinding, various types of grinding wheels and their application, grinding defects and remedies.
13. Tool & cutter grinder- Introduction, parts, construction, use and specification, different types of tool rest & their application. Various methods of cutter grinding. Various cutter grinding attachments and their uses.
14. Geometrical tolerances, definition, symbol and their application. Depth Micrometer – Parts, reading, uses and safety. Different types of micrometers and their uses. Inside Micrometer – its parts, reading and uses. Bore Dial Gauge – its parts, reading and uses. Telescopic gauge. Gauges – different types and their uses, difference between Gauges and Measuring Instruments. Gear introduction, use and type. Elements of a spur gear. Gear tooth of each forms types, merits and demerits of each.
15. Vertical Milling Machine- its parts. Method of boring in Vertical milling. Difference between Horizontal and Vertical Milling Machine. Reamer – types, elements and uses. Calculations for cutting Reamer. Twist drill-nomenclature, cutter selection. Calculations for cutting twist drill.
16. VMC.CNC technology basics, Comparison between CNC VMC and conventional milling machines. Concepts of positioning accuracy, repeatability. CNC VMC machine elements and their functions -bed, chuck, Auto tool changer (ATC), ball screws, guide ways, LM guides, coolant system, hydraulic system, chip conveyor, rotary table, pallet changer, console, spindle motor and drive, axes motors, encoders, control switches. Feedback, CNC interpolation, open and close loop control systems. Machining operations and the tool paths in them - Face milling, Side milling, Pocket milling, Drilling, Countersinking, Rigid tapping, floating tapping Reaming, Rough boring, Finish boring, Spot facing. Concept of Co-ordinate geometry& polar coordinate points, concept of machine axis, axes convention on CNC lathes, work zero, machine zero.
17. Absolute and incremental programming. Programming - sequence, formats, different codes and words. ISO G and M codes for CNC milling. Canned cycles for drilling, peck drilling, reaming, tapping, finish boring. Subprograms.
18. Writing part programs as per drawing & check using CNC program verification software. Process planning, work holding, tool and cutting parameters selection according to the part geometry and dimensions. Program checking in single block and dry run modes -necessity and method. Tool offsets adjustment on first part for close tolerance dimensions, by oversizing (for outside dimensions) or under sizing (for inside dimensions) the dimension to prevent part rejection.
19. Process planning & sequencing, tool layout & selection and cutting parameters selection. Work offset, tool length offset, tool radius offset. Work holding with temporary holding and fixtures. Truing of part and fixture. Machine operation modes - Jog, MDI, MPG, Edit, Memory. Entering and editing programs on machine console, entering offsets data in offsets page. Use of Emergency stop, Reset, Feed rate override, spindle speed override, edit lock on/off buttons and keys.
20. Collisions due to program errors, effects of collisions. Costs associated with collisions - tool breakage, machine damage, injuries. Program execution in different modes like manual, single block and auto. Collisions due to improper machine setup and operation - causes and effects. Recovering from collisions. State the importance of Helical inter-polar and thread milling, advantage and limitation in CNC machine.
21. Tool wear and necessity for wear offsets change, entering wear offsets in offsets page. Effects of sudden machine stoppage due to power shutdown or use of emergency stop. Restarting machine from sudden stoppage.
22. Means of program transfer through electronic media. Productivity concepts, cycle time, machine down time, causes of down time - breaks, machine breakdown, inspection, part loading and unloading, chip cleaning. Effect of down time on profitability, reducing down time. Machine hour rate, components of machine hour rate - principal repayment, interest, overheads (power, tooling, space, salaries, indirect expenses). Calculation of machining cost, cost of down time.
23. Cutter radius compensation (CRC) and why it is necessary. Cutting tool materials, application of various materials. Cutting tool geometry for face mill, end mill, drill, countersink, tap, finish bore, reamer. Insert holding methods face mill, insert type end mill and insert type drill. Insert cutting edge geometry. Cutting parameters- cutting speed, feed rate, depth of cut. Tool wear, tool life, relative effect of each cutting parameter on tool life. Selection of cutting parameters from a tool manufacturer's catalogue for various operations.
24. Calculations for cutting helical slab/ cylindrical cutter. Calculations for cutting End Mill cutter. Bevel gear-elements, types, application, calculation for cutting bevel gear. Cam-types, elements & application, Plate cam manufacturing & calculations. Drum cam- its calculation, advantages, types of follower & its purposes. Worm wheel-application, elements & calculation, Worm-calculation. Types of Keys and their uses. Variation - types and causes. Testing of Gear and error.
Fitter
1. Theoretical concepts of fitter
2. Personality and Skill Development
3. Engineering Drawing
4. Measurement
5. Lathe machine
6. Pipe joints
7. Drilling
8. Hydraulics/
9. Workshop Calculation and Science
10. Communication Skills
11. Basics of computer
12. Practical of Fitter
Mathematics :
1. Problems on Numbers
2. Simplification and Approximation
3. Simple Equations
4. Quadratic Equations
5. LCM and HCF
6. Surds and Indices
7. Percentage
8. Speed Time and Distance
9. Time and Work
10. Ratio and Proportion
11. Boats and Stream
12. Interest
12. Averages
13. Partnership
14. Mensuration
15. Problem on Ages
General Knowledge :
1. History
2. Geography
3. Books and Authors
4. Static General Knowledge
5. Polity
6. Sports
7. Science and Technology
8. Current Affairs
BTSC Pump Operator Exam Pattern 2026
Duration : 120 Minutes
Negative Marking : 0.25
Exam Date 2026 : 27th May 2026
Starting Date of Application Form : 31st January 2026
Last Date of Application Form : 08th February 2026
Total Post : 191
Negative Marking : 0.25
| S.No | Subject | No.of Question | Marks |
| 1 | Machinist | 30 | 30 |
| 2 | Fitter | 30 | 30 |
| 3 | Mathematics | 20 | 20 |
| 4 | General Knowledge | 20 | 20 |
| Total | 100 | 100 |
Exam Date 2026 : 27th May 2026
Starting Date of Application Form : 31st January 2026
Last Date of Application Form : 08th February 2026
Total Post : 191
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5. 1500 (+) Current Affairs MCQ with Answer PDF in English.
6. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 3000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
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Subjectwise
Subjectwise / Sectional Mock Test - MCQs / Important Questions & Previous Year Papers
FAQs
Btsc Pump Operator 2026 Free Mock Test Frequently Asked Questions (FAQ's)
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