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Heating effect Animation
Thermal-Chemical Effects of Currents..
Thermal-Chemical Effects of Currents..Thermoelectric effect Animation Thermal-Chemical Effects of Currents..
Thermal-Chemical Effects of Currents..Photoelectric effect and cell Animation Dual Nature of Radiation and Matter..
Dual Nature of Radiation and Matter..Effect heat on sulphur Animation Group 16 (VIA) Oxygen and Sulphur..
Group 16 (VIA) Oxygen and Sulphur..Effect heating Animation Heat..
Heat..Light refraction effects Animation Refraction of Light..
Refraction of Light..Doppler effect Animation Waves..
Waves..Refraction effects Animation Optics..
Optics..Effects on Ecosystem
2 per litre of water. A weak organic waste has a BOD less then 1500 mg/ litre, a strong one has higher than this. A survey of the river Yamuna recorded BOD of 2000 at Delhi, 9000 at Mathura and 12,000 at Agra. Shifts in biodiversity of animals and plants in polluted ecosystem. Imbal..
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