Interactive Physics Virtual Labs

Measure internal/external diameters and depth of cylindrical/spherical bodies. Interactive sliding vernier assembly with zero error compensation and 4 test specimens.

Determine wire gauge diameters and thin sheet thicknesses with 0.001 cm precision. Features high-magnification optical loupe and realistic ratchet stop action.

Measure the radius of curvature of spherical surfaces (concave/convex watch glasses) and flat glass plates using central screw sagitta height measurements.

Determine the surface area of an irregular 2D lamina via millimeter graph paper square counting, combined with micrometer thickness measurement.

Accurately weigh unknown bodies using an analytical beam balance. Includes gram & milligram fractional weight box, knife-edge arresting knob, and pointer oscillations.

Find the unknown weight of a body using concurrent vector equilibrium on Gravesand's apparatus. Compare theoretical resultant with balancing diagonal force.

Investigate the relation between pendulum string length L and period T. Plot real-time L–T² straight line graphs, calculate 'g', and determine the second's pendulum length.

Study the relation between limiting friction F and normal reaction R for a block pulled horizontally. Compute static friction coefficient μ via slope of F–R line.

Measure downward pull on a heavy roller at varying slope inclinations θ. Verify that downward force is directly proportional to sin θ using dynamic vector diagrams.

Determine the frequency of alternating current (50 Hz / 60 Hz) using a stretched sonometer wire. Observe mechanical resonance, paper rider flutter & ejection, real-time Web Audio hum, and live √T vs l regression analysis.

Comprehensive circuit workbench featuring variable DC power supply, wire-wound rheostat, animated electron drift, live V-I regression graphing, and unknown wire resistivity analysis.

Slide knife-edge jockey across a 100cm uniform wire to detect zero galvanometer balance point. Determine unknown resistance and compute specific material resistivity.

Interactive 4-arm resistance bridge simulation. Adjust ratio arms P/Q and standard resistance R to achieve galvanometer null deflection and calculate unknown S.

Determine the resistance of a moving coil galvanometer by half-deflection shunt method and compute its figure of merit, current sensitivity, and full-scale deflection current with linear regression analysis.

Calculate and connect a high-value series multiplier resistance to convert a moving coil galvanometer into a desired range voltmeter ($0-3\text{V}$, $0-5\text{V}$, $0-10\text{V}$), verified via potential divider circuit.

Determine the focal length of a concave mirror on an optical bench by measuring $v$ for different values of $u$ with parallax removal and interactive $u-v$ curve plotting.

Find the focal length of a convex mirror using an auxiliary convex lens to create a virtual object, removing parallax by re-tracing normal reflection rays.

Determine the focal length and optical power of a convex lens by plotting $u-v$ and $1/u-1/v$ characteristic graphs with dynamic zero parallax verification.

Measure the focal length of a diverging concave lens using an auxiliary convex lens to establish a virtual object and real shifted image on an optical bench.

Trace refraction of light through an equilateral glass prism, measure deviation angle $\delta$ across angles of incidence $i$, and calculate refractive index $\mu$ from $D_m$.

Focus on paper ink mark, apparent mark through glass slab, and lycopodium dust using a vertical travelling microscope with $0.001\text{ cm}$ vernier loupe.

Determine the refractive index of water, glycerine, or castor oil by creating a plano-concave liquid lens between a convex lens and plane mirror.

Find liquid refractive index using a concave mirror and plane mirror strip by measuring real curvature $h_1$, liquid surface $h_0$, and apparent curvature $h_2$ with zero parallax.

Draw the 4-quadrant $I-V$ curve of silicon and germanium diodes in forward bias ($mA$) and reverse bias ($\mu A$) with microscopic animated depletion layer dynamics.