Задача 31240.

By wire whose resistance 6 ohms elapsed amount of electricity 30 Cl. Determine the amount of heat is allocated in the following cases: the wire for 24 with constant current; current in the wire uniformly decreases to zero within 24 seconds; current in the wire drops to zero, so that for every 24 it decreased by half.

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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