General Science Quartz crystals normally used in quartz clocks etc. is chemically Silicon Dioxide Sodium Silicate A mixture of Germanium Oxide and Silicon dioxide Germanium Oxide Silicon Dioxide Sodium Silicate A mixture of Germanium Oxide and Silicon dioxide Germanium Oxide ANSWER DOWNLOAD EXAMIANS APP
General Science Non stick cooking utensils are coated with polystyrene Black paint Teflon PVC polystyrene Black paint Teflon PVC ANSWER DOWNLOAD EXAMIANS APP
General Science Who suggested that most of the mass of the atom is located in the nucleus? Thompson Einstein Rutherford Bohr Thompson Einstein Rutherford Bohr ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the following is used for removing air bubbles from glass during its manufacture? Feldspar Soda ash Potassium carbonate Arsenous oxide Feldspar Soda ash Potassium carbonate Arsenous oxide ANSWER DOWNLOAD EXAMIANS APP
General Science Permanent hardness of water can be removed by adding Bleaching Powder Washing Soda Potassium Permanganate Chlorine Bleaching Powder Washing Soda Potassium Permanganate Chlorine ANSWER DOWNLOAD EXAMIANS APP
General Science Electric bulb filament is made of Tungsten Lead Aluminum Copper Tungsten Lead Aluminum Copper ANSWER DOWNLOAD EXAMIANS APP
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