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The brass bar and the aluminum bar in the drawing are each attached to an immovable wall. At 28.5 C the air gap between the

The brass bar and the aluminum bar in the drawing are each attached to an immovable wall. At 28.5 C the air gap between the rods is 1.49 x 10'3 m. At what temperature will the gap be closed? 0 Number n Units

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