HPCL Junior Executive 2025: Syllabus & Exam Pattern

HPCL Junior Executive 2025: HPCL released the notification of recruitment of junior executive in Mechanical, Electrical, Chemical, Instrumentation and Control Engineering. Candidates in final year of their Diploma course are also eligible for this post but in notification their is not cutoff date mentioned for student to complete the Education Qualification. 

HPCL Junior Executive Exam Pattern & Syllabus

Interested candidates who want to apply for HPCL Junior Executive have a question regarding Exam pattern and Syllabus of HPCL Junior Assistant. The doubt is obvious because in notification it is not clearly mentioned that what is the exam pattern and Syllabus of HPCL Junior Executive. In notification it is said that the official syllabus is released shortly by HPCL. However as per previous recruitment of various Exams and Pattern of HPCL Exam we try to find out the syllabus and exam pattern of HPCL Executive. The Main Syllabus is almost going to similar with this syllabus and exam pattern. Let's look at the syllabus and Exam Pattern of HPCL Executive 2025 Post.

HPCL Junior Executive Exam Pattern

As per notification it is mentioned that HPCL Exam Pattern has three stages. First start with Computer Based Test (CBT) the candidates who qualified in Computer Based Test will be called for Group Discussion and Skill Test and Last they called for Interview. After the Interview final Merit list will be prepared and candidates who qualified all three stages and secure quafying marks will be shortlisted for Executive in HPCL.

HPCL Junior Executive Computer Based Test (CBT) Exam Pattern

HPCL Executive Computer Based Test is Online Exam Conduct by HPCL. As Per notification it is mentioned that two Subjects General Aptitude consisting of English Language, Quantitative Aptitude Test & Logical Reasoning and Technical / Professional Knowledge questions which related to Qualifying degree / Educational background. will be asked. But the Exam time and no. of Questions Asked in the Examination is not mentioned. 

As Per Previous HPCL Recruitment there are two Paper Paper 1 of General Aptitude which carry 85 Questions and Paper 2 Technical Knowledge 85 Questions was asked each carry 1 Marks and Their is a Negative Marking of 1/4 when wrong questions is marked. Then time Duration to Complete the Exam is 150 Minutes.

Section	Subjects	Total Questions	Total Marks	Time Duration
	English Language
Paper I	Logical Reasoning	85 Questions	85 Marks
	Quantitive Aptitude			150 Minutes
Paper II	Technical/Trade Subject	85 Questions	85 Marks
Total		170 Questions	170 Marks	2 Hr 30 Minutes

• Paper 1 General Aptitude has three Subjects English Language, Quantitive Aptitude and Logical Reasoning.
• Paper 1 has total 85 Questions of 1 Marks Each.
• Paper 2 Technical Knowledge Questions related to your Courses.
• Paper 2 also has 85 Questions of 1 Marks Each
• Total No. Of Questions in the Exams is 170 and Total time to Attempt the questions is 150 Minutes.
• There is negative Marking of 1/4 When Wrong Answer is Marked by Candidates.

HPCL Junior Executive Group Discussion (GD) and Skill Test Exam Pattern

The Candidates who Qualified in HPCL Junior Executive Computer Based Test will be Called for Group Discussion and Skill Test Stage. In Group Discussion Stage Candidates are divided by no. Of Group of 15-20 Candidates in each Group Depends on Authority. Then a Current Affairs or General Topic is given to the candidates. Candidates need to prepare about the Topic and When Group Discussion Start Candidates need to give Valid and Strong Argument related to the Topic. 

In Skill Test of HPCL Junior Executive  Candidates called to do certain task related to safety and instrument. Their are various questions related to Academic asked to the candidates and other different task need to perform as per Authority instructions.

HPCL Junior Executive Personal Interview

The Candidates who Qualified in Junior Executive Group Discussion and Skill Test will be called for Personal Interview. In personal Interview some academic questions, current schemes and events, HPCL progress, Personal Questions asked to the Candidates. The Questions is not fixed and it depends on Authority to asked the questions which suitable for Interview.

HPCL Junior Executive CBT Syllabus

As mentioned earlier HPCL Junior Executive CBT Syllabus is not release yet by HPCL. We try to provide the Syllabus as per the previous recruitment of HPCL in Diploma Level Examination. This is not official but this syllabus is going to be most similar of HPCL Junior Executive Syllabus. Refer to this Syllabus for exam Preparation until the official syllabus is released by HPCL for Junior Executive Post.

HPCL Junior Executive Paper 1 Genral Ability Syllabus

Paper 1 has three Subjects English Language Quantitive Aptitude and Logical Reasoning Let's Check All Subject Syllabus in Detail.

Syllabus of English Language

The English Language Consist some major Portion related to Reading Comprehension, Grammar, Vocabulary and Para Jumble. Let's discuss in detail about English Language Syllabus for HPCL Junior Executive.

English Language

• Fill in the blanks
• Vocabulary
• Grammar
• Passage
• One Word Substitutions
• Fill in the blanks
• Direct Indirect speech
• Active and Passive Voice
• Error Detection 
• Jumbled Sentence

Syllabus of Logical Reasoning

Reasoning Syllabus for HPCL Exam includes Analogies, Similarities and differences,  Relationship, Arithmetical Reasoning,  Series, Non- Verbal series, Coding and Decoding, etc. Let's discuss in detail about HPCL Junior Executive Reasoning Syllabus.

Logical Reasoning 

• Analogy
• Coding Decoding
• Mirror Image
• Embedded figure
• Non verbal reasoning
• Number Series
• Sitting Arrangement
• Direction Test
• Jumble Letter
• Dictionary Based Arrangements
• Blood Relationship
• Arithmetic
• Figure Classification

Syllabus of Quantitive Aptitude

The syllabus of Quantitive Aptitude in HPCL Junior Executive Exam includes Number Series, Decimal, Fraction, Percentage, Profit and Loss, Arithmetic Sections, etc. Let's discuss in detail  about HPCL Junior Executive Quantitive Aptitude Syllabus.

Quantitive Aptitude

• Number system
• Discount
• Average
• Percentage
• Profit and Loss
• Speed Time and Distance
• Ratio and Proportion
• Mensuration
• Time and Work
• Boat and Stream
• Simple and Compound Interest
• Partnership
• Geometry
• Area of Different Figures
• Height and Distance
• Data Interpretation

These are the Syllabus of General Ability Paper 1. Now Check out the Technical Syllabus of HPCL Junior Executive Exam.

HPCL Junior Executive - Mechanical Engineering Syllabus

The Syllabus Includes Mechanics, Strength of Material, Theory of Machine, Thermodynamics, Design of Elements, Safety etc. Let's Check in Detail about Mechanical Engineering Syllabus.

Engineering Mechanics

Free body diagrams and equilibrium; trusses and frames; virtual work; kinematics and dynamics of particles and of rigid bodies in plane motion, including impulse and momentum (linear and angular) and energy formulations; impact.

Engineering Materials  

Structure and properties of engineering materials and their applications, heat treatment, stress-strain diagrams for engineering materials. 

Strength of Materials

Stress and strain, stress-strain relationship and elastic constants, Mohr’s circle for plane stress and plane strain, thin cylinders, thick- walled vessels; shear force and bending moment diagrams; bending and shear stresses; deflection of beams; torsion of circular members; columns and struts; strain energy and impact loading; thermal stresses; Rotating Rims & Discs; Bending of Curved Bars.

Theory of Machines

Displacement, velocity and acceleration analysis of plane mechanisms, kinematic synthesis of mechanisms; dynamic analysis of slider- crank mechanism; gear trains; flywheels; static and dynamic force analysis; balancing of rotating components; governors.

Thermodynamics

Thermodynamic system and processes; Zeroth, First and Second laws of thermodynamics;; Carnot cycle. irreversibility and availability; behaviour of pure substances, ideal and real gases; calculation of work and heat in ideal and real processes; Rankine and Brayton cycles with modifications, analysis of thermodynamic cycles related to energy conversion; vapour refrigeration cycle, heat pumps, gas refrigeration, reverse Brayton cycle; moist air: psychrometric chart, basic psychrometric processes.

Energy Conversion

Fuels and combustion; high pressure steam boilers; flow through nozzles; Gas turbines with intercooling, reheat and regenerators, Steam turbines, velocity diagram, power output and efficiency, maximum blade efficiency of single stage impulse turbine, blade friction compounding of impulse turbine; reaction turbine, degree of reaction, velocity diagram, power output, efficiency; losses in steam turbines, stage efficiency, overall efficiency and reheat factor; governing of steam turbines; steam condensers, condenser vacuum, sources of air leakage & its disadvantages.

Heat-Transfer

Modes of heat transfer; one dimensional heat conduction, resistance concept, electrical analogy, unsteady heat conduction, fins; dimensionless parameters in free and forced convective heat transfer, various correlations for heat transfer in flow over flat plates and through pipes; thermal boundary layer; effect of turbulence; radiative heat transfer, black and grey surfaces, shape factors, network analysis; heat exchanger performance, LMTD and NTU methods.

Fluid Mechanics

Fluid properties; fluid statics, manometry, buoyancy; control-volume analysis of mass, momentum and energy; fluid acceleration; differential equations of continuity and momentum; Bernoulli’s equation; viscous flow of incompressible fluids; boundary layer; elementary turbulent flow; flow through pipes, head losses in pipes, bends etc.

Vibrations

Free and forced vibration of single degree of freedom systems; effect of damping; harmonically excited and transient vibrations; introduction to multi-degree of freedom systems; vibration isolation; resonance, critical speeds of shafts.

Design

Design for static and dynamic loading; failure theories; fatigue strength and the S-N diagram; principles of the design of machine elements such as bolted, riveted and welded joints, shafts, spur gears, rolling and sliding contact bearings, keys, couplings, brakes and clutches; Selection of Materials.

Fluid Machines

Pelton, Francis, propeller and Kaplan turbines; performance characteristics and governing of hydraulic turbines; introduction to Deriaz and Bulb turbines; selection of turbines; Centrifugal & axial pumps and fans, reciprocating pumps.

Joining

Chemistry of welding, design of welding joints, pre- and post-heat treatment of welded joints; brazing and soldering; adhesive bonding.

Machining and Machine Tool Operations

Mechanics of metal cutting and chip formation, single and multi-point cutting tools, tool geometry and materials, tool life and wear; principles of non-conventional machining processes; principles of work clamping, principles of design of jigs and fixtures.

Metrology and Inspection

Limits, fits and tolerances; linear and angular measurements; comparators; gauge design; interferometry; form and finish measurement; alignment and testing methods; tolerance analysis in manufacturing and assembly.

Computer Integrated Manufacturing 

Basic concepts of CAD/CAM and their integration tools.

Production Planning and Control

Forecasting models, aggregate production planning, scheduling, materials requirement planning.

Inventory Control 

Deterministic and probabilistic models; safety stock inventory control systems, economic order quantity.

Operations Research

Linear programming, simplex and duplex method, transportation, assignment, network flow models, simple queuing models, PERT and CPM.

Product Design and Development

Principles of good product design, tolerance design; quality and cost considerations; product life cycle; standardization, simplification, diversification, value engineering and analysis, concurrent engineering.

Industrial Safety

Introduction, types of accidents, causes and common sources of accidents, methods of safety, first aid.

Engineering Economy and Costing

Elementary cost accounting and methods of depreciation; break-even analysis, techniques for evaluation of capital investments, financial statements.

Management Information System 

Value of information; information storage and retrieval system - database and data structures; knowledge based systems.

Pump and compressors 

Steam turbine, Centrifugal pumps, Hydraulic turbine,Steam Turbine

HPCL Junior Executive - Electrical Engineering Syllabus

Analog and Digital Electronics

Characteristics of diodes, BJT, FET; amplifiers - biasing, equivalent circuit and frequency response; oscillators and feedback amplifiers; operational amplifiers - characteristics and applications; simple active filters; VCOs and timers; combinational and sequential logic circuits; multiplexer; Schmitt trigger; multi-vibrators; sample and hold circuits; A/D and D/A converters; 8-bit / 16-bit microprocessor basics, architecture, programming and interfacing.

Control Systems

Principles of feedback; transfer function; block diagrams; steady-state errors; Routh and Niquist techniques; Bode plots; root loci; lag, lead and lead-lag compensation; state space model; state transition matrix, controllability and observability. 

Electric Circuits and Fields

Network graph, KCL, KVL, node and mesh analysis, transient response of dc and ac networks; sinusoidal steady-state analysis, resonance, basic filter concepts; ideal current and voltage sources, Thevenin’s, Norton’s and Superposition and Maximum Power Transfer theorems, two-port networks, three phase circuits; Gauss Theorem, electric field and potential due to point, line, plane and spherical charge distributions; Ampere’s and Biot-Savart’s laws; inductance; dielectrics; capacitance.

Electrical and Electronic Measurements 

Bridges and potentiometers; PMMC, moving iron, dynamometer and induction type instruments; measurement of voltage, current, power, energy and power factor; instrument transformers; digital voltmeters and multimeters; phase, time and frequency measurement; Q-meters; oscilloscopes; error analysis.

Electrical Machines

Single phase transformer - equivalent circuit, phasor diagram, tests, regulation and efficiency; three phase transformers - connections, parallel operation; auto-transformer; energy conversion principles; DC machines - types, windings, generator characteristics, armature reaction and commutation, starting and speed control of motors; three phase induction motors - principles, types, performance characteristics, starting and speed control; single phase induction motors; synchronous machines - performance, regulation and parallel operation of generators, motor starting, characteristics and applications; servo and stepper motors.

Power Electronics and Drives

Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs and IGBTs - static characteristics and principles of operation; triggering circuits; phase control rectifiers; bridge converters - fully controlled and half controlled; principles of choppers and inverters; basis concepts of adjustable speed dc and ac drives. Variable speed control of AC machines. 

Power Systems

Basic power generation concepts; transmission line models and performance; cable performance, insulation; corona and radio interference; distribution systems; per-unit quantities; bus impedance and admittance matrices; load flow; voltage control; power factor correction; economic operation; symmetrical components; fault analysis; principles of over-current, differential and distance protection; solid state relays and digital protection; circuit breakers; system stability concepts, swing curves and equal area criterion; HVDC transmission and FACTS concepts. Numeric Relays.

Signals and Systems

Representation of continuous and discrete-time signals; shifting and scaling operations; linear, time-invariant and causal systems; Fourier series representation of continuous periodic signals; sampling theorem; Fourier, Laplace and Z transforms.

HPCL Junior Executive - Instrumentation Engineering Syllabus 

Basics of Circuits and Measurement Systems

Kirchoff’s laws, mesh and nodal Analysis. Circuit theorems. One-port and two-port Network Functions. Static and dynamic characteristics of Measurement Systems. Error and uncertainty analysis. Statistical analysis of data and curve fitting.

Transducers, Mechanical Measurement and Industrial Instrumentation

Resistive, Capacitive, Inductive and piezoelectric transducers and their signal conditioning. Measurement of displacement, velocity and acceleration (translational and rotational), force, vibration and shock. Measurement of pressure, flow, temperature and liquid level. Measurement of pH, conductivity, humidity, hydrazine, silica, dissolved O2. Units and standards of measurement.

Analog Electronics

Characteristics of diode, BJT, JFET and MOSFET. Diode circuits. Transistors at low and high frequencies, Amplifiers, single and multi-stage. Feedback amplifiers. Operational amplifiers, characteristics and circuit configurations. Instrumentation amplifier. Precision rectifier. V-to-I and I-to-V converter. Op-Amp based active filters. Oscillators and signal generators. Voltage stabiliser and regulator circuits. Inverter and converter circuits.

Digital Electronics

Combinational logic circuits, minimization of Boolean functions. IC families, TTL, MOS and CMOS. Arithmetic circuits. Comparators, Schmitt trigger, timers and mono-stable multi-vibrator. Sequential circuits, flip-flops, counters, shift registers. Multiplexer, S/H circuit. Analog-to-Digital and Digital-to-Analog converters. Basics of number system. Microprocessor applications, memory and input-output interfacing. Microcontrollers.

Signals and Systems

Definitions and properties of Laplace transform, continuous-time and discrete-time Fourier series, continuous-time and discrete-time Fourier Transform, DFT and FFT, z-transform. Sampling theorem. Linear Time-Invariant (LTI) Systems: definitions and properties; causality, stability, impulse response, convolution, poles and zeros, parallel and cascade structure, frequency response, group delay, phase delay. Signal transmission through LTI systems.

Communications

Random signals and noise: probability, random variables, probability density function, autocorrelation, power spectral density. Analog communication systems: amplitude and angle modulation and demodulation systems, spectral analysis of these operations, superheterodyne receivers; elements of hardware, realizations of analog communication systems; signal-to-noise ratio (SNR) calculations for amplitude modulation (AM) and frequency modulation (FM) for low noise conditions. Fundamentals of information theory and channel capacity theorem. Digital communication systems: pulse code modulation (PCM), differential pulse code modulation (DPCM), digital 

Modulation schemes

Amplitude, phase and frequency shift keying schemes (ASK, PSK, FSK), matched filter receivers, bandwidth consideration and probability of error calculations for these schemes. Basics of TDMA, FDMA and CDMA and GSM. Basic Network topology and Net work hard wares. LAN / WAN configurations. UTP and OFC Links and components. Serial and parallel communication, Shielding and grounding. IEEE standards and broadband.

Electrical and Electronic Measurements 

Bridges and potentiometers, measurement of R,L and C. Measurements of voltage, current, power, power factor and energy. A.C & D.C current probes. Extension of instrument ranges. Q-meter and waveform analyzer. Digital voltmeter and multi-meter. Time, phase and frequency measurements. Cathode ray oscilloscope. Instrument Transformer.

Control Systems and Process Control

Feedback principles. Signal flow graphs. Transient Response, steady-state-errors. Routh and Nyquist criteria. Bode plot, root loci. Time delay systems. Phase and gain margin. State space representation of systems. Mechanical, hydraulic and pneumatic system components. Synchro pair, servo and step motors. On-off, cascade, P, P-I, P-I-D, feed forward and derivative controller, Fuzzy controllers. Multi-state variable and Adaptative controls. System modeling, Digital controls, Distributed digital controls, control loops based on computers.

Analytical, Optical and Biomedical Instrumentation

Mass spectrometry. UV, visible and IR spectrometry. X-ray and nuclear radiation measurements. Optical sources and detectors, LED, laser, Photo-diode, photo-resistor and their characteristics. Interferometers, applications in metrology.

HPCL Junior Executive - Chemical Engineering Syllabus 

Chemical Reaction Engineering

(a) Kinetics & Interpretation of batch reactor data 

(b) Design of reactors for single & multiple reactors 

(c) Non Isothemal reactions 

(d) Heterogeneous catalytic & non – catalytic reactions

(e) Non – ideal reactors 

Heat Transfer

(a) Conduction 

(b) Convection 

(c) Radiation

(d) Heat Transfer Equipment.

(e) Evaporator 

Mass Transfer

(a) Diffusion & Mass Transfer Theories 

(b) Distillation 

(c) Gas – Liquid Operations

 (i) Gas Absorption 

 (ii) Humidification & Dehumidification.

(d) Gas – Sold Operation: Adsorption.

(e) Liquid – Liquid Operation: Extraction 

(f) Liquid – Solid Operations 

 (i) Leaching & (ii) Crystallization 

Momentum Transfer & Mechanical Operations

Polymer Synthesis

(a) Chain Polymerization 

(b) Step – Growth Polymerization 

(c) Condensation Polymerization 

Polymer Technology

(a) Polymer Melt Processing to end use products 

Polymer Testing

(a) Physical & Mechanical Properties Testing

(b) Optical & Electric Properties Testing

(c) Analytical Testing 

(d) Instruments for Polymer Testing 

Thermodynamics

(a) Thermodynamic Laws 

(b) P –V – T relationship 

(c) Thermodynamics of Flow Processes 

(d) Thermodynamic Cycles

(e) Solution Thermodynamics 

(f) Phase Equilibria & Chemical Equilibria

That's the complete Exam Pattern and Syllabus of all trade in HPCL Junior Executive. If Candidates have any doubt then let me Know in Comment Section. Hope you prepare well for HPCL Junior Executive Best of Luck for Exams. 

HPCL Junior Executive Syllabus & Exam FAQ

How much Trade/ Technical Questions asked in HPCL Junior Executive CBT Exam?

Total 85 Questions each carry 1 Marks will be asked in HPCL Junior Executive CBT Exam.

Is there any Negative Marking in HPCL Junior Executive CBT Exam?

Yes, There is a Negative Marking of 1/4 (0.25) Marks in HPCL Junior Executive CBT Exam and will be deducted if wrong answer mark by the Candidates.

When HPCL Junior Executive CBT Exam is Conducted?

The HPCL Junior Executive CBT Exam is expected to conduct in month of May - June 2025.