General Science The main constituents of pearls are Ammonium Sulphate and Sodium Carbonate Calcium Carbonate and Magnesium Carbonate Aragonite and Conchiolin Calcium Oxide and Ammonium Chloride Ammonium Sulphate and Sodium Carbonate Calcium Carbonate and Magnesium Carbonate Aragonite and Conchiolin Calcium Oxide and Ammonium Chloride ANSWER DOWNLOAD EXAMIANS APP
General Science When an iron nail gets rusted, iron oxide is formed Without any change in colour or weight of the nail With increase in the weight of the nail Without any change in the weight of the nail With decrease in the weight of the nail Without any change in colour or weight of the nail With increase in the weight of the nail Without any change in the weight of the nail With decrease in the weight of the nail ANSWER DOWNLOAD EXAMIANS APP
General Science Optic fibers are mainly used for which of the following? Weaving Communication Musical instruments Food industry Weaving Communication Musical instruments Food industry ANSWER DOWNLOAD EXAMIANS APP
General Science Fathom is the unit of Depth Distance Frequency Sound Depth Distance Frequency Sound ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the following is commonly called a 'poly-amide'? Terylene Rayon Orlon Nylon Terylene Rayon Orlon Nylon ANSWER DOWNLOAD EXAMIANS APP
General Science What is the unit for measuring the amplitude of a sound? Coulomb Decibel Cycles Hum Coulomb Decibel Cycles Hum ANSWER DOWNLOAD EXAMIANS APP
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