34 Two steam engine A and B have their sources respectively at 700 K and 650 K and their sinks at 350 K and 300 K Then A A is

Question

34 Two steam engine A and B have their sources respectively at 700 K and 650 K and their sinks at 350 K and 300 K Then A A is more efficient than B B B is more efficient than A C both are equally efficient n depends on the fuels used in A B

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