Chemistry Glycol is added to aviation gasoline because it Reduces evaporation of petrol Prevents freezing of petrol Increases efficiency of petrol Reduces consumption of petrol Reduces evaporation of petrol Prevents freezing of petrol Increases efficiency of petrol Reduces consumption of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultra purification of a metal is done by : Zone melting Slugging Leaching Smelting Zone melting Slugging Leaching Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of CO2 CO SO2 Unburnt petrol CO2 CO SO2 Unburnt petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Calcium Gold Iron Lead Calcium Gold Iron Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soldering of two metals is possible because of the property of : Viscosity Cohesion Osmosis Surface tension Viscosity Cohesion Osmosis Surface tension ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Napthalene Graphite Teflon Diamond Napthalene Graphite Teflon Diamond ANSWER DOWNLOAD EXAMIANS APP
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