General Science When an iron nail gets rusted, iron oxide is formed 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 Without any change in colour or weight of the nail ANSWER DOWNLOAD EXAMIANS APP
General Science Quartz crystals normally used in quartz clocks etc. is chemically Germanium Oxide A mixture of Germanium Oxide and Silicon dioxide Silicon Dioxide Sodium Silicate Germanium Oxide A mixture of Germanium Oxide and Silicon dioxide Silicon Dioxide Sodium Silicate ANSWER DOWNLOAD EXAMIANS APP
General Science The hardest substance available on earth is Diamond Gold None of the listed here Iron Diamond Gold None of the listed here Iron ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the following is an element? Sapphire Emerald Diamond Ruby Sapphire Emerald Diamond Ruby ANSWER DOWNLOAD EXAMIANS APP
General Science Soap is a mixture of sodium or potassium salts of Glycerol Mono-carboxylic acids Dicarboxylic acids Tricarboxylic acids Glycerol Mono-carboxylic acids Dicarboxylic acids Tricarboxylic acids ANSWER DOWNLOAD EXAMIANS APP
General Science In an atomic nucleus, neutrons and protons are held together by: Gravitational forces Coulombic forces Exchange forces Magnetic forces Gravitational forces Coulombic forces Exchange forces Magnetic forces ANSWER DOWNLOAD EXAMIANS APP
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