Chemistry What material is used to make electric heater coil ? Iron Copper Nichrome Silver Iron Copper Nichrome Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Urea Ammonium nitrate Nitro-lime Ammonium sulphate Urea Ammonium nitrate Nitro-lime Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over India Africa Europe Antarctica India Africa Europe Antarctica ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Aluminium Iron Copper Zinc Aluminium Iron Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Negative Depends on whether the reaction is exothermic or endothermic Zero Positive Negative Depends on whether the reaction is exothermic or endothermic Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Reduces consumption of petrol Increases efficiency of petrol Prevents freezing of petrol Reduces evaporation of petrol Reduces consumption of petrol Increases efficiency of petrol Prevents freezing of petrol Reduces evaporation of petrol ANSWER DOWNLOAD EXAMIANS APP