Physics · Classes 6–12

Electricity Lab

Batteries, resistors, LEDs, meters and switches. A deterministic circuit solver computes voltage, current and power for anything you wire up.

80 live simulations80 NCERT practicals80 guided experiments

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Live simulations

Fully simulated NCERT practicals with guided steps, observations, graphs and reports.

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Class 6

Physics NCERT manual

Electric circuit and conductors

Make a torch circuit and test conductors and insulators.

Drag & wireSwitchBulb glow

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Class 6

Physics NCERT manual

Fun with magnets

Find magnetic materials and poles, and make a compass.

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Class 6

Physics NCERT manual

Measuring length

Measure with a scale, and with a thread for curved lines.

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Class 6

Physics NCERT manual

Pinhole camera

Show that light travels in straight lines.

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Class 6

Physics NCERT manual

Shadows and reflection

Form shadows and see reflection in a plane mirror.

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Class 7

Physics NCERT manual

Conduction, convection and radiation

Show the three ways heat moves.

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Class 7

Physics NCERT manual

Heating and magnetic effects of current

Heat a wire and make an electromagnet.

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Class 7

Physics NCERT manual

Measuring temperature

Use clinical and laboratory thermometers correctly.

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Class 7

Physics NCERT manual

Mirrors and lenses

Compare images in plane, concave and convex mirrors and lenses.

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Class 7

Physics NCERT manual

Motion and time

Time a simple pendulum and find speed from distance and time.

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Class 8

Physics NCERT manual

Friction

Compare friction on different surfaces.

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Class 8

Physics NCERT manual

Pressure in liquids

Show that liquid pressure increases with depth.

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Class 8

Physics NCERT manual

Reflection and a kaleidoscope

Verify the laws of reflection and build a kaleidoscope.

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Class 8

Physics NCERT manual

Sound from vibrations

See how vibrating objects make sound.

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Class 8

Physics NCERT manual

Static electricity

Charge objects by rubbing and make an electroscope.

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Class 9

Physics NCERT manual

Archimedes' principle

Relate loss in weight to the weight of liquid displaced.

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Class 9

Physics NCERT manual

Density of a solid

Use a spring balance and a measuring cylinder.

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Class 9

Physics NCERT manual

Distance–time graph

Plot and read the motion of a moving object.

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Class 9

Physics NCERT manual

Laws of reflection of sound

Verify that the angle of incidence equals the angle of reflection.

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Class 9

Physics NCERT manual

Melting point of ice, boiling point of water

Measure both temperatures with a laboratory thermometer.

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Class 9

Physics NCERT manual

Pressure of a solid on sand

Compare pressure for different areas of contact.

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Class 9

Physics NCERT manual

Speed of a pulse in a slinky

Measure how fast a pulse travels along a stretched slinky.

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Class 10

Physics NCERT manual

Electromagnet

Study the magnetic field of an electromagnet.

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Class 10

Physics NCERT manual

Electromagnetic induction

Study the phenomenon of electromagnetic induction with a coil and a magnet.

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Class 10

Physics NCERT manual

Factors affecting resistance

Study how the resistance of a resistor depends on its value and on the current drawn.

Inverse proportionI vs R graph

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Class 10

Physics NCERT manual

Field lines of a bar magnet

Draw the magnetic field lines of a bar magnet with a compass.

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Class 10

Physics NCERT manual

Field of a current-carrying wire

Draw the magnetic field lines around a straight current-carrying wire.

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Class 10

Physics NCERT manual

Focal length of a concave mirror and convex lens

Form the image of a distant object.

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Class 10

Physics NCERT manual

Force on a current-carrying conductor

Study the force on a straight conductor in a magnetic field.

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Class 10

Physics NCERT manual

LED current limiting

Choose a series resistor that lets an LED glow safely from a 9 V battery.

Design challengeBurn-out model

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Class 10

Physics NCERT manual

Ohm's law: V–I for a resistor

Study the dependence of the potential difference across a resistor on the current through it and find its resistance.

Live circuitV–I graphAmmeter + voltmeter

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Class 10

Physics NCERT manual

Refraction through a glass prism

Trace the path of a ray and find the angle of deviation.

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Class 10

Physics NCERT manual

Refraction through a glass slab

Trace rays and measure the angles of incidence, refraction and emergence.

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Class 10

Physics NCERT manual

Resistors in parallel

Determine the equivalent resistance of two resistors connected in parallel.

Current divisionEquivalent R

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Class 10

Physics NCERT manual

Resistors in series

Determine the equivalent resistance of two resistors connected in series.

KirchhoffEquivalent R

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Class 11

Physics NCERT manual

Beam balance

Find the mass of two objects.

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Class 11

Physics NCERT manual

Bimetallic strip

Observe and explain the effect of heating.

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Class 11

Physics NCERT manual

Boyle's law

Study how the volume of trapped air changes with pressure.

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Class 11

Physics NCERT manual

Coefficient of static friction

Between a block and a horizontal surface.

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Class 11

Physics NCERT manual

Detergent and surface tension

Study how detergent changes surface tension.

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Class 11

Physics NCERT manual

Energy of a rolling ball

Study conservation of energy on an inclined plane.

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Class 11

Physics NCERT manual

Inclined plane

Relate the downward force to the angle of inclination.

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Class 11

Physics NCERT manual

Newton's law of cooling

Plot the cooling curve of hot water.

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Class 11

Physics NCERT manual

Parallelogram law of vectors

Use it to find the weight of an object.

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Class 11

Physics NCERT manual

Principle of moments

Find the mass of a body using a metre scale.

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Class 11

Physics NCERT manual

Range of a projectile

Study how range changes with the angle of projection.

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Class 11

Physics NCERT manual

Resonance tube

Find the speed of sound in air.

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Class 11

Physics NCERT manual

Screw gauge

Measure the diameter of a wire and the thickness of a sheet.

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Class 11

Physics NCERT manual

Simple pendulum

Find how the time period depends on length, and estimate g.

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Class 11

Physics NCERT manual

Sonometer

Relate frequency to the length of a stretched string.

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Class 11

Physics NCERT manual

Specific heat capacity

Use the method of mixtures.

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Class 11

Physics NCERT manual

Spherometer

Find the radius of curvature of a spherical surface.

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Class 11

Physics NCERT manual

Spring constant

Plot load against extension for a helical spring.

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Class 11

Physics NCERT manual

Surface tension by capillary rise

Measure the rise of water in a capillary tube.

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Class 11

Physics NCERT manual

Vernier callipers

Measure the diameter of a sphere and the volume of a beaker.

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Class 11

Physics NCERT manual

Viscosity by terminal velocity

Drop steel balls through a viscous liquid.

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Class 11

Physics NCERT manual

Young's modulus (Searle's method)

Find the Young's modulus of a wire.

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Class 12

Physics NCERT manual

Diffraction through a slit

Observe the pattern with a laser or bulb.

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Class 12

Physics NCERT manual

Focal length of a concave lens

Use a convex lens in contact.

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Class 12

Physics NCERT manual

Focal length of a concave mirror

Find f from several u–v readings.

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Class 12

Physics NCERT manual

Focal length of a convex lens

Plot u against v and 1/u against 1/v.

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Class 12

Physics NCERT manual

Focal length of a convex mirror

Use a convex lens to form a real image.

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Class 12

Physics NCERT manual

Frequency of AC mains

Use a sonometer and electromagnet.

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Class 12

Physics NCERT manual

Galvanometer by half deflection

Find its resistance and figure of merit.

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Class 12

Physics NCERT manual

Galvanometer to ammeter

Convert it and verify the new range.

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Class 12

Physics NCERT manual

Galvanometer to voltmeter

Convert it and verify the new range.

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Class 12

Physics NCERT manual

Household circuit

Assemble fuse, switch, bulb and socket.

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Class 12

Physics NCERT manual

Identify electronic components

Diode, LED, resistor, capacitor and IC.

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Class 12

Physics NCERT manual

Light dependent resistor

Study the effect of light intensity on an LDR.

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Class 12

Physics NCERT manual

Metre bridge

Find the resistance of a wire using a balanced Wheatstone bridge.

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Class 12

Physics NCERT manual

p–n junction diode

Draw the I–V characteristics in forward and reverse bias.

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Class 12

Physics NCERT manual

Polarisation with polaroids

Observe light intensity through two polaroids.

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Class 12

Physics NCERT manual

Potentiometer: compare EMFs

Compare the EMF of two primary cells.

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Class 12

Physics NCERT manual

Potentiometer: internal resistance

Find the internal resistance of a cell.

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Class 12

Physics NCERT manual

Prism: minimum deviation

Plot the i–d curve and find the refractive index.

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Class 12

Physics NCERT manual

Refractive index of a liquid

Use a convex lens and a plane mirror.

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Class 12

Physics NCERT manual

Refractive index with a travelling microscope

For a glass slab.

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Class 12

Physics NCERT manual

Resistivity of a wire

Plot V against I and find the resistivity.

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Class 12

Physics NCERT manual

Using a multimeter

Measure resistance, voltage and check continuity.

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Class 12

Physics NCERT manual

Zener diode

Find the reverse breakdown voltage.

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Equipment library

Everything available in this lab. New items are added as data definitions.

Power sources

Batteries and supplies

BatteryDC cell pack with a fixed EMF and small internal resistance.
DC Power SupplyVariable bench supply. Adjust the output voltage continuously.

Passive components

Resistors and loads

ResistorFixed resistor. Obeys Ohm's law: V = I × R.

Output devices

LEDs, bulbs and indicators

LEDLight-emitting diode. Conducts one way once its forward voltage is reached.
BulbFilament lamp. Brightness depends on the power it dissipates.

Control

Switches

SwitchOpens or closes the circuit. Click it in the workspace to toggle.

Measurement

Meters and probes

AmmeterMeasures current. Connect in SERIES with the component.
VoltmeterMeasures potential difference. Connect in PARALLEL across the component.

Wiring

Junctions and reference points

Wire JunctionA node where several wires meet. Use it to branch for parallel circuits.
GroundReference point (0 V) for measuring potentials.