Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? 40 273 –40 –273 40 273 –40 –273 ANSWER DOWNLOAD EXAMIANS APP
Physics Water is not suitable as a calorimetric substance because it : Has high specific heat Has high boiling point Is a good conductor Low latent heat of vapourization Has high specific heat Has high boiling point Is a good conductor Low latent heat of vapourization ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to increase its life increase its electrical conductivity increase its electrical resistivity enable it to withstand higher voltages increase its life increase its electrical conductivity increase its electrical resistivity enable it to withstand higher voltages ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted. Rough white Shining white Shining black Rough black Rough white Shining white Shining black Rough black ANSWER DOWNLOAD EXAMIANS APP
Physics Acceptable noise level for human ear < 85 db = 85 db None of these > 85 db < 85 db = 85 db None of these > 85 db ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of light is maximum in ________ Liquids Gases Solids Vacuum Liquids Gases Solids Vacuum ANSWER DOWNLOAD EXAMIANS APP
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