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GATE ME 1997
MCQ (Single Correct Answer)
+2
-0.6
In certain $$HE,$$ both the fluids have identical mass flow rate-specific heat product. The hot fluid enters at $${76^ \circ }C$$ and leaves at $${47^ \circ }C$$ and the cold fluid entering at $${28^ \circ }C$$ leave at $${55^ \circ }C$$. The effectiveness of the heat exchanger $$(HE)$$ is
A
$$0.16$$
B
$$0.58$$
C
$$0.72$$
D
$$1.0$$
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