The brass bar and the aluminum bar in the drawing are each attached to an immovable wall. At 21.8 °C the air gap between the rods is 1.60 x 10³ m. At what temperature will the gap be closed? Brass -2.0m- Aluminum 1.0m+
The brass bar and the aluminum bar in the drawing are each attached to an immovable wall. At 21.8 °C the air gap between the rods is 1.60 x 10³ m. At what temperature will the gap be closed? Brass -2.0m- Aluminum 1.0m+
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Transcribed Image Text:Incorrect.
The brass bar and the aluminum bar in the drawing are each attached to an immovable wall. At 21.8 °C the air gap between the rods is
1.60 x 10³ m. At what temperature will the gap be closed?
Number
Units
°℃
Brass
Aluminum
2.0m-1.0m
Transcribed Image Text:A meat baster consists of a squeeze bulb attached to a plastic tube. When the bulb is squeezed and released, with the open end of the
tube under the surface of the basting sauce, the sauce rises in the tube to a distance h, as the drawing shows. Using 1.013 × 10³ Pa for
the atmospheric pressure and 1180 kg/m³ for the density of the sauce, find the absolute pressure Pg in the bulb when the distance his
(a) 0.18 m and (b) 0.09 m.
(a) PB =
(b) Pe
i
9949
1.0026
Pa
Pa
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