Physics The blue colour of water in the sea is due to Reflection of blue light by impurities in sea water Scattering of blue light by water molecules Reflection of blue sky by sea water Absorption of other colours except blue by water molecules Reflection of blue light by impurities in sea water Scattering of blue light by water molecules Reflection of blue sky by sea water Absorption of other colours except blue by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics Buoyancy depends on The shaped of the body The mass of the body The depth to which the body is immersed The mass of the liquid displaced The shaped of the body The mass of the body The depth to which the body is immersed The mass of the liquid displaced ANSWER DOWNLOAD EXAMIANS APP
Physics Ventilators are provided near the ceiling of the room because These provide cross ventilation in the room The exhaled warmer air rises up and goes out These do not look nice in the lower part These provide some sunlight in the room These provide cross ventilation in the room The exhaled warmer air rises up and goes out These do not look nice in the lower part These provide some sunlight in the room ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Creates electrical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates mechanical energy Creates electrical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Transformer Dynamo Induction coil Rectifier Transformer Dynamo Induction coil Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics An oil drop spreads over water because water has a higher surface tension Oil does not mix with water Oil is lighter than water Oil is more viscous water has a higher surface tension Oil does not mix with water Oil is lighter than water Oil is more viscous ANSWER DOWNLOAD EXAMIANS APP
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