Chemistry Which one of the following contains maximum percentage of carbon ? Stainless steel Wrought iron Cast iron High speed steel Stainless steel Wrought iron Cast iron High speed steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Chlorine Sulphur dioxide Phosphine Freon Chlorine Sulphur dioxide Phosphine Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Phosphorus-31 Tritium Radium Carbon-14 Phosphorus-31 Tritium Radium Carbon-14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which Increases the rate of the reaction Has no action on the rate of the reaction Decreases the rate of reaction None of these Increases the rate of the reaction Has no action on the rate of the reaction Decreases the rate of reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Cancer Pneumoconiosis Asthma Silicosis Cancer Pneumoconiosis Asthma Silicosis ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Ammonia Nitrites Nitramines Nitrates Ammonia Nitrites Nitramines Nitrates ANSWER DOWNLOAD EXAMIANS APP
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