Which one of the following characteristics belongs to an electrophile?A. It is any species having electron deficiency which reacts at an electron rich C-centreB. It is any species having electron enrichment, that reacts at an electron deficient C-centreC. It is cationic in natureD. It is anionic in nature

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consider the figure of a single riveted lap joint as follows

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cyclic heat engine operates between. temperature of 30 C. What is the least rate of heat rejection per kW net output of an engine. source temperature of 800 C and sink

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