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Physics
Physics
Problem
Which one of the following relations correctly connects gauge pressure
P
g
P_g
P
g
, absolute pressure
P
P
P
, and atmospheric pressure
P
0
P_0
P
0
? a)
P
g
=
P
+
P
0
P_g = P + P_0
P
g
=
P
+
P
0
b)
P
=
P
g
+
P
0
P = P_g + P_0
P
=
P
g
+
P
0
c)
P
g
=
P
−
P
0
P_g = P - P_0
P
g
=
P
−
P
0
d)
P
g
=
P
0
−
P
P_g = P_0 - P
P
g
=
P
0
−
P
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