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(i) It has of continuously varying wavelengths in a exact wavelength range.
(ii) It is given by solids, liquids and highly compressed gases heated to high temperature.
(iii) E.g. Light from the sun, candle flame, filament of incandescent bulb etc.
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define
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calculate the work required to be done to stop a car of 1500 kg moving at a velocity of 60 km/h?
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