Prismora Curriculum Library
National university syllabus & AICTE curriculum catalog benchmarked against Indian Virtual Labs (vlab.co.in) and premier IIT/NIT laboratory coursework.
Electronics & Communication Engineering
ECERigorous virtual laboratories spanning discrete analog & digital electronics, Shockley diode physics, operational amplifiers, DSP algorithms, microcontrollers, and wireless communications.
PN Junction Diode Characteristics, Half-Wave & Full-Wave Bridge Rectification
Investigate semiconductor PN junction diode forward/reverse V-I characteristics. Build half-wave and full-wave bridge rectifier circuits, calculate rectification efficiency and ripple factor, and add shunt capacitor filters to smooth pulsating DC output.
BJT Common Emitter (CE) Input & Output Characteristics (Early Voltage)
Explore NPN Bipolar Junction Transistor (e.g. BC547 / 2N2222) in Common Emitter mode. Measure input characteristics (IB vs VBE at constant VCE) and output family of curves (IC vs VCE across stepped base currents). Extract current gain beta, dynamic output resistance ro, and Early voltage VA.
Operational Amplifiers: Inverting, Non-Inverting, Summing & Active Integrator
Design and test foundational analog circuits using standard operational amplifiers (LM741 / TL082). Verify inverting amplifier gain Av = -Rf/Rin, non-inverting gain Av = 1 + Rf/R1, examine virtual ground node behavior, and investigate active integrator wave-shaping with square wave inputs.
Complete Digital Logic Design Virtual Lab: 12-Experiment Multi-Module Suite
Comprehensive national curriculum digital logic workbench. Interactive gate inputs, breadboard logic, live timing diagrams, multi-bit bus probes, truth table verification engines, and karnaugh map optimization across 12 structured experiments.
Computer Science & Engineering
CSEInteractive laboratories for instruction execution, 5-stage RISC-V pipelining, cache hierarchies, formal language automata, parsing algorithms, and computer systems.
Computer Organization & Architecture: 5-Stage Pipelined RV32I Processor
Step-by-step 5-stage RISC-V (RV32I) microarchitectural pipelined simulator. Execute machine instructions, inspect inter-stage pipeline registers (IF/ID, ID/EX, EX/MEM, MEM/WB), monitor ALU forwarding paths, and resolve data hazards with stall insertion.
Theory of Computation: Finite Automata & Formal Languages
Interactive automata simulator. Construct Deterministic Finite Automata (DFA) state transition graphs, define alphabet sets Sigma, test input strings with step-by-step state animations, and evaluate acceptance against regular grammar specifications.
Arithmetic Logic Unit (ALU) Design: Half Adders, Full Adders & Binary Subtractors
Build and verify foundational arithmetic computing blocks. Assemble half adders and cascade full adders to construct 4-bit parallel binary adders/subtractors. Observe carry propagation delay and demonstrate 2's complement binary arithmetic.
Electrical Engineering
ElectricalLaboratory experiments covering DC/AC network theorems (Thevenin, Norton, Superposition, Maximum Power Transfer), transient analysis, transformers, DC machines, and feedback control.
Network Theorems Lab: Thevenin's, Norton's & Maximum Power Transfer
Scientifically verified circuit reduction workbench. Compute open-circuit voltage Voc = Vth, internal de-energized resistance Rin = Rth, Norton current In = Vth/Rth, and swept load resistance dynamic power transfer curve (PL vs RL peak at RL = Rth).
Ohm's Law & DC Electrical Circuits Laboratory
Explore voltage, current, and resistance in DC networks with variable bench power supply, real-time V-I scatter plotting, incandescent bulb filament glow, and digital multimeter probing.
Open Circuit (OC) & Short Circuit (SC) Tests on Single-Phase Transformer
Determine the equivalent circuit parameters of a 1-phase step-down transformer. Run no-load Open-Circuit test on LV side to find shunt branch parameters (Rc, Xm) and rated core loss, and Short-Circuit test on HV side to deduce series impedance (Req, Xeq).
Series & Parallel RLC Frequency Response, Bandwidth & Quality Factor (Q)
Sweep AC signal generator frequency through an RLC tank. Observe minimum impedance and maximum current at resonant frequency f0 = 1/(2*pi*sqrt(LC)), identify half-power cutoff frequencies f1 and f2, and calculate circuit Quality Factor Q = f0 / BW.
DC Shunt Motor Speed Control & Torque-Speed Mechanical Dynamics
Control DC shunt motor speed through armature rheostat voltage reduction (below rated base speed) and field flux weakening (above base speed). Analyze motor back-EMF Eb = V - Ia*Ra and plot the mechanical torque-speed characteristic curve.
3-Phase Active & Reactive Power Measurement by Two-Wattmeter Method
Measure total active and reactive power in a 3-phase 3-wire system using two dynamometer wattmeters. Connect current coils in R and B phases and pressure coils to Y line. Demonstrate that W1 + W2 equals total 3-phase power P across all balanced star and delta loads.
Voltage Regulation of 3-Phase Alternator by Synchronous Impedance (EMF) Method
Perform OCC and SCC tests on a 3-phase salient/cylindrical rotor alternator. Calculate synchronous impedance Zs and synchronous reactance Xs at rated field excitation. Predict percentage voltage regulation (%VR) at full load under lagging, unity, and leading power factor conditions.
Mechanical Engineering
MechanicalMechanisms and linkages, Mohr stress circle, Reynolds fluid flow, Carnot heat engines, harmonic vibration resonance, and CNC machining kinematics.
Damped & Forced Harmonic Vibration Resonance Laboratory
Rigorous computational vibration laboratory. Sweep harmonic excitation frequencies across underdamped, critically damped, and overdamped mechanical oscillators. Observe peak magnification at natural frequency omega_n and analyze phase lag.
Bernoulli's Theorem Verification & Venturimeter Flow Measurement
Demonstrate energy conservation along a fluid streamline. As fluid accelerates through the venturi throat, static pressure drops and kinetic energy rises. Measure differential piezometric head Delta h and calibrate discharge coefficient Cd.
Universal Testing Machine (UTM) Tensile Test & Stress-Strain Curve
Perform uniaxial tensile loading on standard ASTM/ISO dogbone specimens (Mild Steel, Aluminium Alloy, Structural Brass). Record real-time force vs displacement, compute engineering stress-strain curve, and extract Young's modulus, yield point, and fracture toughness.
Darcy-Weisbach Major Pipe Friction Losses & Moody Diagram Regimes
Investigate pressure drop across circular conduits of varying diameters and roughness (Commercial Steel, Smooth PVC, Galvanized Iron, Cast Iron). Verify Darcy-Weisbach head loss hf = f*(L/D)*(v^2/2g) and compare experimental friction factors against the Moody chart.
Torsion Testing of Circular Shaft & Shear Modulus (G) Determination
Subject solid and hollow circular shafts to pure torsional loading. Measure torque T and angle of twist theta. Apply the classic torsion formula T/J = tau/r = G*theta/L to determine the material Shear Modulus (G) and maximum surface shear stress at yielding.
Four-Bar Planar Mechanism Kinematics (Grashof Criterion & Transmission Angle)
Synthesize and analyze planar 4-bar linkages. Configure link lengths (fixed frame d, crank a, coupler b, rocker c) to verify Grashof mobility conditions. Rotate the input crank across 360 degrees, inspect transmission angle mu to prevent mechanical lockup, and trace coupler point trajectories.
Chemical Engineering
ChemicalFluidized beds, McCabe-Thiele fractional distillation, heat exchangers, chemical reactors (CSTR, PFR), and reaction equilibrium kinetics.
Continuous Binary Distillation Column Design via McCabe-Thiele Method
Interactive McCabe-Thiele distillation workbench. Configure binary system relative volatility alpha, feed thermal quality q, and reflux ratio R. Graph Rectifying Operating Line (ROL), Stripping Operating Line (SOL), step through theoretical equilibrium trays, and calculate minimum reflux Rmin.
Chemical Reactor Kinetics: CSTR vs Plug Flow Reactor (PFR) Performance
Compare performance of Continuous Stirred Tank Reactor (CSTR) versus Plug Flow Tubular Reactor (PFR) for identical first- and second-order irreversible reactions. Analyze required reactor volume for target reactant conversion XA and verify design performance equations.
Liquid-Liquid Extraction: Ternary Phase Equilibrium & Binodal Solubility
Map ternary liquid-liquid equilibrium for Water - Acetic Acid - Toluene / Chloroform mixtures. Construct the binodal curve separating single-phase homogeneous solutions from two-phase immiscible zones. Draw equilibrium tie lines and determine the plait point.
Shell-and-Tube Heat Exchanger: LMTD & Heat Transfer Dynamics
Operate an industrial 1-2 shell-and-tube heat exchanger. Swap fluid routing between co-current (parallel) and counter-current configurations. Measure inlet/outlet stream temperatures, determine Logarithmic Mean Temperature Difference (LMTD), and calculate the overall heat transfer coefficient U.
Packed Absorption Tower: Mass Transfer Units (NTU / HTU)
Simulate counter-current gas absorption in a random packed tower (CO2 absorption into dilute NaOH or NH3 into water). Measure gas and liquid inlet/outlet compositions, compute overall Number of Transfer Units (NOG) and Height of a Transfer Unit (HOG) to evaluate total packing bed height Z.
Biotechnology & Biomedical Engineering
Biotech & BMEMichaelis-Menten enzyme kinetics, ECG/EMG biosignal acquisition, DNA gel electrophoresis, bioreactor dynamics, and biomedical transducer instrumentation.
Michaelis-Menten Enzyme Kinetics & Reversible Inhibition Mechanics
Rigorous biochemical enzymology workbench. Sweep substrate concentrations [S] across uninhibited, competitive, non-competitive, and uncompetitive conditions. Generate hyperbolic v0 vs [S] curves and transform data onto Lineweaver-Burk double-reciprocal coordinates.
Microbial Batch Fermentation Dynamics & Four-Phase Growth Kinetics
Simulate bacterial batch fermentation in a stirred bioreactor (E. coli or B. subtilis). Track optical density (OD600) and cell biomass over time. Model the 4 growth phases and calculate specific growth rate mu_max and substrate saturation constant Ks via Monod kinetics.
Bioreactor Aeration & Volumetric Oxygen Mass Transfer (kLa)
Measure the volumetric oxygen mass transfer coefficient kLa in a stirred aerated bioreactor. Deoxygenate liquid medium by sparging pure nitrogen gas, switch to air sparging at defined agitation RPM, track Dissolved Oxygen (DO) recovery, and compute kLa from the dynamic re-oxygenation slope.
Size-Exclusion Gel Filtration Chromatography & Column Resolution
Purify a binary mixture of proteins (e.g. Blue Dextran, Bovine Serum Albumin, Lysozyme) through a Sephadex G-75 packed column. Record real-time UV spectrophotometer elution chromatogram peaks, compute retention times, and evaluate column chromatographic resolution Rs.
Real-Time Quantitative Polymerase Chain Reaction (qPCR) & Ct Kinetics
Model real-time quantitative PCR (qPCR) kinetics. Configure initial DNA copy numbers, primer annealing efficiency, and SYBR Green/TaqMan probe fluorescence. Observe sigmoid amplification curves across 40 cycles and calculate target template concentrations from threshold cycle Ct values.
Human Reproduction, 28-Day Menstrual Cycle, Fertilization & Embryogenesis
Pioneering 60 FPS physiological simulation breaking educational taboos. Explore 28-day ovarian/uterine cycle, follicular maturation into Graafian follicle and Corpus Luteum, sperm motility & chemotaxis, cortical granule exocytosis, cleavage stages, and contraceptive science.
3D Human Anatomy & Reproductive Spatial Systems
Interactive 3D WebGL anatomical model with male/female organ layers, X-ray internal transparency, 360° orbit rotation, and interactive landmark sensor probes for medical and biological study.
Principles of Inheritance: Mendelian Monohybrid & Dihybrid Crosses
Interactive genetic simulation platform: set parental genotypes for monohybrid (Tt x Tt) and dihybrid (RrYy x RrYy) crosses, visualize meiotic gamete segregation in real time, generate complete Punnett matrices, and calculate statistical Chi-square goodness of fit.
Civil Engineering
CivilDeterminate and indeterminate truss stress distribution, Darcy permeability, open-channel weir flow, concrete cube compressive testing, and theodolite surveying.
Warren Bridge Truss Structural Analysis & Method of Joints
Rigorous structural mechanics workbench. Apply point loads to pinned bridge truss panel points. Solve support reactions, calculate member internal axial forces via Method of Joints, identify tension (blue) and compression (red) members, and detect zero-force members.
Simply Supported Beam Bending & Synchronized SFD / BMD Visualizer
Simulate simply supported and cantilever structural beams under movable point loads and uniformly distributed loads (UDL). Dynamically compute support reactions, generate synchronized Shear Force Diagrams (SFD) and Bending Moment Diagrams (BMD), and plot beam deflection curves.
Euler Column Buckling & Critical Slenderness Ratio Analysis
Investigate bifurcation buckling of slender structural columns. Configure end conditions: pinned-pinned (K=1.0), fixed-free (K=2.0), fixed-fixed (K=0.5), and fixed-pinned (K=0.7). Observe sinusoidal mode shape deflection and transition to inelastic crushing on the Euler curve.
Soil Direct Shear Test & Mohr-Coulomb Failure Envelope
Determine the shear strength parameters of compacted soil samples. Consolidate soil in a split shear box under constant normal stress sigma_n, apply steady horizontal displacement rate, record peak shear force at failure, and construct the linear Mohr-Coulomb failure envelope.
Open Channel Flow Discharge over Notches & Sharp-Crested Weirs
Calibrate sharp-crested hydraulic weirs mounted in a laboratory flume. Measure upstream water head H over the crest using a precision hook gauge. Determine the discharge coefficient Cd for rectangular and 90-degree triangular V-notch plates.
Physical Sciences
PhysicsParabolic projectile trajectories under celestial gravity, Franck-Hertz atomic energy quantization, Michelson interferometer fringes, and Hall effect semiconductor transport.
Ideal 2D Projectile Trajectory Dynamics & Planetary Gravity Simulation
Rigorous analytical classical mechanics simulation engine. Decompose initial velocity vectors, adjust launch angles (-90 to +90 degrees) and platform elevation, toggle terrestrial/lunar/Martian gravities, and verify quadratic equations of motion.
Young's Double-Slit Optical Interference & Spatial Coherence
Explore wave nature of light via Young double slit interference. Tune laser wavelength lambda (400 - 700 nm), slit spacing d (0.1 - 1.0 mm), and screen distance D. Observe alternating dark and bright fringe patterns and evaluate the continuous spatial intensity profile.
Einstein Photoelectric Effect: Work Function & Planck Constant Determination
Simulate the landmark experiment demonstrating the particle nature of light. Illuminate photocathode plates (Cesium, Potassium, Sodium, Copper) with monochromatic light (200 - 750 nm). Apply variable retarding voltage to find stopping potential V0 and determine Planck constant h.
Monochromatic Interference by Division of Amplitude: Newton's Rings
Observe concentric circular interference rings formed in the thin air film between a long focal length plano-convex lens and an optically flat glass plate. Measure ring diameters with a traveling microscope and calculate the lens radius of curvature R and light wavelength lambda.
Plane Transmission Diffraction Grating & Spectral Line Dispersion
Direct a collimated polychromatic or monochromatic laser beam onto a ruled transmission diffraction grating (15,000 lines/inch or 600 lines/mm). Measure the diffraction angle theta for spectral orders m = 0, +/-1, +/-2 using a spectrometer and determine spectral wavelengths.
Coupled Harmonic Oscillators: Normal Modes & Dynamic Beat Envelopes
Simulate dual identical pendulums coupled by a weak helical spring. Excite symmetric in-phase mode (spring relaxed, frequency omega_s) and anti-symmetric out-of-phase mode (spring stressed, frequency omega_a). Release one pendulum from rest to observe continuous beat energy transfer.
Chemical Sciences
ChemistryDynamic pH titration neutralization curves, Beer-Lambert spectrophotometry, galvanic cell Nernst potential, and chemical reaction order determination.
Analytical Acid-Base Neutralization Titrations & Dynamic pH Equilibrium
Precision analytical chemistry workbench. Titrate strong acids (HCl) and weak organic acids (CH3COOH) with standard NaOH titrant. Graph continuous pH curves, observe buffer plateau regions, locate equivalence inflection points, and identify colorimetric indicator transitions.
Chemical Reaction Kinetics: Reaction Order & Arrhenius Activation Energy (Ea)
Investigate the kinetics of dye bleaching or persulfate-iodide clock reactions. Determine reaction order with respect to each reactant using initial rate methods. Vary reaction temperature (20°C - 60°C) to calculate Arrhenius activation energy Ea and frequency factor A.
Mathematics & Applied Computing
MathematicsContinuous function root bisection, Runge-Kutta differential equations, 2D/3D linear transformations, Riemann integration slices, and eigenvalue geometric projections.
Vector Field Studio: Coordinate Geometry, Divergence & Curl Calculus
Interactive vector field laboratory. Generate 2D vector fields F(x, y) = P(x, y)i + Q(x, y)j, compute analytical divergence and curl, trace continuous stream flow lines, identify critical vortex/saddle singular points, and visualize potential surfaces.
Numerical Analysis: Nonlinear Root Finding & Runge-Kutta Differential Solvers
Investigate computational numerical algorithms for solving transcendental algebraic equations and differential equations. Compare quadratic convergence of Newton-Raphson x_{n+1} = x_n - f(x_n)/f'(x_n) with the Bisection method, and solve initial-value ODEs using the 4th-Order Runge-Kutta (RK4) scheme.
Design Engineering & Interdisciplinary Technologies
InterdisciplinaryInverse robot kinematics, forward kinematics (DH parameters), sensor telemetry dashboards, additive manufacturing toolpaths, and autonomous control.
Planar & Spatial Robotic Manipulators: Forward & Inverse Kinematics (DH Parameters)
Interactive 2-DOF and 3-DOF articulated robotic arm simulator. Drag end-effector target to solve analytical inverse kinematics, configure joint rotation angles (theta1, theta2, theta3), inspect homogeneous transform matrices [T], and analyze boundary workspace reachability.
Closed-Loop PID Controller Tuning & Transient Step Response Optimization
Tune Proportional (Kp), Integral (Ki), and Derivative (Kd) gains on a second-order underdamped plant. Observe step response transient performance in real time: adjust Kp to speed up rise time, Ki to eliminate steady-state offset error, and Kd to dampen peak overshoot.
Two-Wheeled Differential Drive Mobile Robot: Odometry & Non-Holonomic Kinematics
Simulate the 2D planar motion of a differential drive wheeled robot. Configure left and right wheel velocities (vL, vR) and track width L. Visualize instantaneous rotational radius R around the Instantaneous Center of Curvature (ICC), non-holonomic constraint lines, and accumulated odometry trajectory.
Inverted Pendulum on Motorized Cart: State-Space Modeling & LQR Stabilization
Control an underactuated inverted pendulum mounted on a motorized horizontal linear track. Linearize equations of motion around unstable vertical equilibrium (theta = 0), check Kalman controllability matrix, design optimal LQR gain matrix K, and reject sudden external disturbance impulses.
Frequency Response Analysis: Asymptotic Bode Diagrams & Gain/Phase Margins
Construct logarithmic Bode magnitude and phase response plots for open-loop transfer functions. Sweep frequency omega from 0.01 to 1000 rad/s. Calculate Gain Margin (GM) at phase crossover frequency and Phase Margin (PM) at gain crossover frequency to establish closed-loop asymptotic stability.