问答题
(清华大学2006--2007学年春季学期期中考试试题)On a sea-level standard day,a pressure gage,moored below the surface of the ocean(SG=1.025),reads an absolute pressure of 1.5 MPa.How deep is the instrument?
【正确答案】正确答案:由题意可知:p
gage
=p
absclute
一p
a
=1.5—0.101≈1.40(MPa)。 又叫w
h
=p
gage
,则深度为:h=