📚 Exam by Category
▾
Medical Exams

DSSSB JSA Physics Vacancy 2026: Apply Online, Selection Process

📅 Updated On 17 October 2026✨ Update By Jyoti Sharma🌐 Hindi & English

New Vacancy 2026

DSSSB JSA Physics 2026 Notification, Online Form & Exam Date
 
DSSSB JSA Physics 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 DSSSB JSA Physics 2026 recruitment news for a smooth registration process.
To crack the DSSSB JSA Physics 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.
 
 

DSSSB JSA Physics Free Mock Test

Crack the DSSSB JSA Physics Mock Test 2026 with the help of an online Test series or a free mock test. Every sample paper in the DSSSB JSA Physics Exam has a designated weight, so do not miss out on any paper. Prepare for the DSSSB JSA Physics mock test and check your test scores.

DSSSB JSA (Physics) Syllabus 2026, Exam Pattern

DSSSB Junior Scientific Assistant (Physics) Syllabus 2026, Exam Pattern, Exam Date 2026

Detail Information about DSSSB (Delhi Subordinate Service Selection Board) has published notification 2026 for the recruitment of Junior Scientific Assistant (Physics) 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.
 
DSSSB Junior Scientific Assistant (Physics) Syllabus 2026 - Overview
 
Recruitment Board Delhi Subordinate Services Selection Board (DSSSB)
Advertisement No. 31/26
Department Forensic Science Laboratory
Post Name Junior Scientific Assistant (Physics)
Vacancies 16
Exam Date 2026 07th November 2026
Application Mode Online
Job Location Delhi
Category Syllabus and Exam Pattern
Official Website https://dsssb.delhi.gov.in
 
DSSSB Junior Scientific Assistant (Physics) Syllabus 2026
 
General Awareness :
 
1. History
2. Politics
3. Constitution
4. Sports
5. Art and Culture
6. Geography
7. Economics
8. Everyday Science
9. Scientific Research
10. National and international news and updates
 
General Intelligence and Reasoning Ability :
 
1. Analogies
2. Similarities and Differences
3. Space Virtualization
4. Problem Analysis and Solving
5. Judgment and Decision Making
6. Visual Memory
7. Observation
8. Relationships and Concepts
9. Arithmetical Reasoning
10. Verbal and Figure Classification
11. Arithmetical Number Series 
 
Arithmetical and Numerical Ability :
 
1. Simplification
2. Decimals and Fractions
3. HCF and LCM
4. Ratio and Proportions
5. Percentage
6. Average
7. Profit and loss
8. Discount, Simple and Compound Interest
9. Time, Work and Distance
10. Tables and Graphs
 
Hindi Language and Comprehension :
 
1. Hindi Vocabulary
2. Hindi Grammar and Sentence
3. Synonyms and Antonyms
 
English Language and Comprehension :
 
1. English Vocabulary
2. English Grammar and Sentence
3. Synonyms and Antonyms
4. Understanding passage
5. Conclusion Statements
 
Concerned Subject (Physics)
Motion
Motion in a Straight Line: Frame of reference, Motion in a straight line, Elementary concepts of differentiation and integration for describing motion, uniform and non- uniform motion, and instantaneous velocity, uniformly accelerated motion, velocity time and position-time graphs. Relations for uniformly accelerated motion (graphical treatment).
Motion in a Plane: Scalar and vector quantities; position and displacement vectors, general vectors and their notations; equality of vectors, multiplication of vectors by a real number, addition and subtraction of vectors, Unit vector, resolution of a vector in a plane, rectangular components, Scalar and Vector product of vectors. Motion in a plane, cases of uniform velocity and uniform acceleration-projectile motion, uniform circular motion.
Laws of Motion: Intuitive concept of force, Inertia, Newton's first law of motion; momentum and Newton's second law of motion; impulse; Newton's third law of motion. Law of conservation of linear momentum and its applications. Equilibrium of concurrent forces. Static and kinetic friction, laws of friction, rolling friction, lubrication. Dynamics of uniform circular motion Centripetal force, examples of circular motion (vehicle on a level circular road, vehicle on a banked road).
System of Particles and Rotational Motion: Centre of mass of a two-particle system, momentum conservation and Centre of mass motion. Centre of mass of a rigid body; centre of mass of a uniform rod Moment of a force, torque, angular momentum, law of conservation of angular momentum and its applications. Equilibrium of rigid bodies, rigid body rotation and cquations of rotational motion, comparison of linear and rotational motions. Moment of inertia, radius of gyration, values of moments of inertia for simple geometrical objects (no derivation).
Work, Energy and Power Work
Done by a constant force and a variable force; kinetic energy, work energy theorem, power. Notion of potential energy, potential energy of a spring, conservative forces non-conservative forces, motion in a vertical circle; elastic and inelastic collisions in one and two dimensions.
Sound and Waves
Velocity of sound, noise and sound Intensity measurement, echo, reverberation, Sabine's Formula, absorption coefficient and it's measurement, sound absorbing materials, transmission of sound and transmission loss, Musical sounds and their characteristics, Consonance and Dissonance Sound, Production of Sound, Propagation of Sound. Reflection of Sound, Range of Hearing. Applications of Ultrasound, Structure of Human Ear, Transverse and longitudinal waves, displacement relation in a progressive wave, the speed of a travelling wave, the principle of superposition of waves, Reflection of waves, Beats, Doppler effect.
Density and Specific Gravity
Definition, Computation, Representation, SI Unit, Application.
Electrostatics
Frictional electricity, charges and their conservation. Coulomb's law - forces between two-point electric charges. Forces between multiple electric charges Superposition principle. Electric field-Electric field due to a point charge, electric filed lines; Electric dipole, electric filed intensity due to a dipole behaviour of dipole in a uniform electric field- application of electric dipole in microwave oven. Electric potential-potential difference - electric potential due to a point charge and due a dipole Equipotential surfaces - Electrical potential energy of a system of two-point charges.
Electric lux Gauss's theorem and its applications to find field due to (1) infinitely long straight wire (2) uniformly charged infinite plane sheet (3) two parallel sheets and (4) uniformly charged thin spherical shell (inside and outside)
Electrostatic induction capacitor and capacitance Dielectric and electric polarisation-parallel plate capacitor with and without dielectric medium applications of capacitor -energy stored in a capacitor. Capacitors in series and in parallel-action of points-Lightning anestes-Van de Graaff generator.
Effects of Electric Current
Heating effect. Joule's law Experimental verification. Thermoelectric effects - Seebeck effect Peltier effect Thomson effect Thermocouple, thermocmf, neutral and inversion temperature. Themopile.
Magnetic effect of electric current Concept of magnetic field. Oersted's experiment-Hot-Savart law Magnetic field due to an infinitely long current carrying straight wire and circular coil Tangent galvanometer Construction and working Bar magnet as equivalent solenoid-magnetic field lines.
Amper's circuital law and its application
Force on a moving charge in uniform magnetic field and electric fleld cyclotron-Force on current carrying conductor in a uniform magnetic field, forces between two parallel current carrying conductors-definition of ampere.
Tomque experienced by a current loop in a uniform magnetic field-moving coil galvanometer - Conversion to ammeter and voltmeter Current loop as a magnetic dipole and its magnetic dipole moment Magnetie dipole moment of a revolving clectron.
Surface Tension and Viscosity
Surface Tension: Intermolecular forces, Cohesive force, Adhesive force, Molecular range and sphere of influence, Surface tension of a liquid, Molecular theory of surface tension, Surface energy. Pressure difference across a liquid surface, Exccas pressure, Factors affecting surface tension, Applications of surface tension.
Viscosity, Co-efficicut of viscosity, Suuke's Law, Terminal Velocity, Viscous Force, Velocity Gradient and Coefficient of Viscosity.
Optics 
Ray Optics, Wave Optics and Optical Instrumeuts
Ray Optics: Reflection of light, spherical mirrors, minor formula, refraction of light, total internal reflection and optical fihers, refraction at spherical surfaces, lenses, thin lens formula, lens maker's formula, magnification, power of a lens, combination of thin leuses in contact, retrachon ot light through a prism.
Wave opties: Wave front and Hirygen's principle, reflection and refraction of plane wave at a plane surface using wave fronts. Proof of laws of reflection and refraction using Huygen's principle. Interference, Young's double slit experiment and expression for fringe width (No derivation final expression only), coherent sources and sustained interference of light. diffraction due to a single slit, width of central maxima (qualitative treatment only)
Optical instrumente: Microscopes and astronomical telescopes (reflecting and retracting) and their magnifying powers.
Magnetism and Matter: Bar magnet, bar magnet as an equivalent solenoid (qualitative treatment only), magnetic field intensity due to a magnetic dipole (bar magnet) along its avis and perpendicular to its axis (qualitative treatment only), torque on a magnetic dipole (bar magnet) in a uniform magnetic field (qualitative treatment only), magnetic field lines Magnetic properties of materials Para, dia and ferro magnetic substances with examples, Magnetization of materials, effect of temperature on magnetic properties
Electromagnetic waves: Electromagnetic Waves Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative idea only). Flectromagnetic spectrum (radio waves, microwavee, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses.
Introduction Fundamentals of Forensic Science: Definition, History & Development, Scope, Ethics in Forensic Science, Physical Evidence, Scene of Crime, Courts: Types, powers and jurisdiction, Admissibility of evidence in Courts, Definition of Experts, Court Procedures pertaining to Expert Testimony & Witness Forensic aspects of new laws: Bharatiya Nagrik Suraksha Sanhita (BNSS), Bharatiya Sakshya Adhiniyam (BSA), Bharatiya Nyay Sanhita (RNS). Organization of Forensic Science Laboratories of Centre and State, NCRB and NICES, Police Organizations, Roles and Responsibilities.
Introduction to Forensic Physics: Introduction. Definition. Physical Evidence: Nature. Collection, Preservation and Forwarding for Scientific Examination, General Overview of Instruments used in Forensic Physics.
Building Material: Introduction, Cement. Types and Composition. Determination of Adulterants by physical, chemical and instrumental methods, examination of brick. Analysis of cement,mortar, cement concrete, and stones, forensic examination of electric appliances.
Tool Marks: Introduction, Types of Tool Marks, Class & Individual Characteristics, Tracing, Photography, Lifting and Casting of Tool Marks, Examination, Identification and Comparison of Tool Marks.
Foot Footwear/Tyre Impression: Introduction, Collection, Tracing, Lifting, Casting of Impressions, Enhancement, Analysis & Comparison of Impressions, Moulds, Identification Characteristics, Skid Marks.
Paint: Introduction, Composition and Use of Paint, Types of Paint, Resins and Binders. Lacquers, Plasticizers, Water Based Polymers & Emulsions, Additives, Solvents, Pigment Types, Microscopic & Macroscopic Examination, Micro Chemical Tests, Differential Solubility and TLC, IR Spectroscopy. Pyrolysis GC-MS. Elemental Analysis of the Pigments.
Fiber analysis: Forensic significance, Classification, Textile Fibers. Yarns. Fabric construction, Fabrie characteristics, Microscopy characteristic, Direftingence.
Soil: Introduction, Formation & Types of Soil, Composition & Color of Soil, Sample P reparation. Kemoval of Contamination, Microscopic Examination, Particle Size Distribution, Ignition Test, Density Distribution, pH Measurement, Differential Thermal Analysis (DIA). Elemental Analysis, Interpretation of Soil Evidence.
Glass: Introduction, Types of Glass and their Composition. Forensic Examination of Olass Fractures under different conditions. Physical Measurement of Glass, Color and Fluorescence, Physical Matching. Density Comparison, Refractive Index Measurement (RI), Elemental Analysis and Interpretation of Glass Evidence. Introduction, Location, Collection, Packaging, Forwarding and Laboratory Examination of Fiber, Paper, Ink, Cercul & Mortar. Polymers etc.
Instrumentation-Microscopes, Scanning Electron Microscope, EDX, TEM, XRF, AAS, ICPMS, LIDS, ORIM. Abbe's Refractometer, Spectroscopy(FT-IR,UV-Visible Spectroscopy, Pyrolysis GC-MS.
Forensic Speaker Identification: Introduction to human voice, Human Vocal Cord Anatomy. Production of Voice, Speaker and Speech Identification and Authentication, Voice Analysis, Forensic Significance., Spcaker Identification and Tape Authentication: Voice Production Theory, Speech Signal Processing and Pattern Recognition, Acoustic Parameters of Sound, Fourier Analysis, Frequency and Time Domain Representation of Speech Signal, Analogue to Digital Conversion-Sampling and Quantization, Fast Fourier Transform, Speech Enhancement, Authentication of Audio-Video Signal.
Image Analysis: Formation of Image, Image Sampling and Quantization, Basics of Full-colour Image Processing. Image Enhancement Techniques, Filters for Image Enhancement, JPEG, PNG, Header Data Analysis, Noise Analysis, Linkage of Camera. Image Steganography, Image Forgery Detection, Detection of Steganography from Image, Digital Watermark. Multimedia IPR, Forensic Analysis of Multimedia Files.
Video Analysis: Forensic Video Analysis, Enhancement Techniques, Specifie Frame Analysis, Resolution, Scope & its Forensic Application in the Field of Security.

DSSSB Junior Scientific Assistant (Physics) Exam Pattern 2026
 
Duration : 120 Minutes
 
Negative Marking : 0.25
 
Section Subject No.of Question Marks
Section A General Awareness 20 20
  General Intelligence & Reasoning Ability 20 20
  Arithmetical & Numerical Ability 20 20
  Test of Hindi Language & Comprehension 20 20
  Test of English Language & Comprehension 20 20
Section B Concerned Subject (Physics) 100 100
  Total 200 200
 
Exam Date : 07th November 2026
 
Starting Date of Application Form : 16th June 2026
 
Last Date of Application Form : 15th July 2026
Total Post : 16

DSSSB Junior Scientific Assistant (Physics) Exam Free Online Test Series

Crack DSSSB Junior Scientific Assistant (Physics) Mock Test 2026 with the help of Online Test Series or Free Mock Test. Every Question Paper in Delhi JSA Physics Exam has a designated weightage so do not miss out any Paper. Practice for DSSSB JSA and check your test scores.
1
DSSSB Junior Scientific Assistant (Physics) Exam - Hindi200 questions
Free Test →
2
DSSSB Junior Scientific Assistant (Physics) Exam - English200 questions
Free Test →
FAQs

Dsssb Jsa (physics) 2026 Free Mock Test Frequently Asked Questions (FAQ's)

A DSSSB JSA Physics mock test from Toppersexam.com is a practice paper based on the latest exam pattern and syllabus, designed to help you assess your preparation level.
You can find and practice free mock tests for the DSSSB JSA Physics exam on the Toppersexam.com portal.
Mock tests are very powerful tool for exam preparation. They help students develop confidence, manage time effectively and improves accuracy to prepare better for DSSSB JSA Physics.
You can find a free online mock test for the DSSSB JSA Physics on toppersexam.com. By taking frequent online mock tests students can monitor there progress and create a study plan according to the needs.
You can take mock test online for DSSSB JSA Physics to know the CBT (computer based test) format of the main exam. You will get latest exam pattern, updated syllabus and type of questions asked in the actual exam.
Mock tests are practice exams to prepare the students for the final one. Taking mock test regularly helps students to improve time management skills and boost confidence.
Students can find a free mock test for DSSSB JSA Physics only at toppersexam. Get free online mock test to experience the actual exam format is important to reduce anxiety and improves your confidence.
Advantages of online mock tests are immediate results, accessibility and time management. Sample papers and mock tests are remarkable tools to track students performance and change your study plan according to your weakness.
Free online mock test can improve your score by making you exam ready before the final exam. It is a excellent way to know the exam pattern and identify your weakness for the DSSSB JSA Physics.
Toppersexam free online mock test are designed by subject experts to provide the best preparation for DSSSB JSA Physics. The questions asked are exactly like the ones which are asked in the actual exam.
Students should practice more and more online mock test for DSSSB JSA Physics to evaluate their performance, detect weaknesses, and improve time management without any cost.
Current affairs and general knowledge mock test are important ways to increase knowledge to stay updated about the recent news and events. Regular practicing with current affairs mock test helps students to prepare better for general awareness section for the final exam.
User Reviews

What learners say

Enter Your Details