Question

A closed container is fully insulated from outside.
One half of it is filled with an ideal
gas
X separated
by a plate P from the other half Y which contains a
vacuum as shown in figure. When P is removed, X
moves into Y. Which of the following statements is
correct?
X
Y
vacuum
gas
P
(1) No work is done by X
(2) X decreases in temperature
(3) X increases in internal energy
(4) X doubles in pressure​

Answer 1

Explanation:

Alternate Interior Angles are a pair of angles on the inner side of each of those two lines but on opposite sides of the transversal. In this example, these are two pairs of Alternate Interior Angles: c and f.