| Apparatus/ Equipment/Effect |
Works on Principle of |
| Jet Plane |
Principle of conservation of linear momentum |
| Rocket |
Principle of conservation of linear momentum |
| Fountain Pen |
Surface Tension |
| Detergent /Soap |
Surface Tension |
| Optical Fibre |
Total internal reflection |
| Diamond |
Total internal reflection |
| Microscope |
Refraction |
| Spectacles |
Refraction |
| Magnifying Glass |
Refraction |
| Gyroscope |
Moment of Inertia |
| Wheel |
Moment of Inertia |
| Barometer |
Atmospheric Pressure |
| Water Pump |
Atmospheric Pressure |
| Rainbow |
Dispersion/ Deviation |
| Prism |
Dispersion/ Deviation |
| Electron microscope |
Concurrent beam of electrons |
| Telescope |
refraction /reflection |
| Radio telescope |
radio imaging |
| See-saw |
Mechanical lever/couple |
| Heat Engine |
Carnot’s cycle/theorem |
| Scissors |
Mechanical lever |
| Plaires |
Mechanical lever |
| Radio transmission |
Radio waves |
| TV transmission |
VHF/UHF |
| Fan regulator |
Resistor |
| Battery |
Electrochemical Energy |
| Dynamo |
Electro-magnetic Induction |
| Transformer |
Electro-magnetic Induction |
| Electric Bulb |
Heating effect of electric current |
| Electric heater |
Heating effect of electric current |
| Refrigerator |
Carnot's theorem |
| Tube Light |
Electric discharge/fluorescence |
| Thermometer |
Thermal expansion |
Thanks for the students news
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