流体力学试卷及答案A(过控08)

2007200820303410010330102201______()A.B.C.D.2R()A.B.()A.B.365000Pa0.1MPaA.65000PaB.55000PaC.35000PaD.165000Pa4___A.;B.;C.;D.;5()ABCD6()ABCD7()ANs/mB.Ns/m2C.m2/sD.m/s8vcr'vcr()A.vcr'vcrB.vcr'vcrC.vcr'vcrD.9U,123A.p1=p2=p3B.p1p2p3C.p1p2p3D.p2p1p310()A.B.C.D.3501a=0.98m/s2Bh=1.0mzxB=.5m1522510.1310/MpNm3hm250dmm1100dmm2033/25.1mkg1122600mm400mmUh=45mm(15)10330()334102201A2B,A3C4C5D6A7B8B9C10D3501a=0.98m/s2Bh=1.0mzxB=-.5m15X=aY=0Z=g223x=z=0p=p01C=p0=012p0=0ax+gz=02222510.1310/MpNm3hm250dmm1100dmm202o22002MpVhgg322()29.81(10.33103)45.66/MpVghmsg1222212111.42/4dVVVmsd1122211222pVVggg32221211000()(1954.4)977.2/22pVVkNm222311220.09/44QVdVdms1xP21()xFQVV312121()4xpdpQVV31232112()977.2100.110000.09(34.24)4.644xppdQVVkN24.6kN133/25.1mkg1122600mm400mmUh=45mm(15)11222gvgpZgvgpZ222222211131Z=2Z1(1)2211AvAv2(2)UZ=0LghhLZgpLZgp)()(2211332v29.67m/s222AvQ=3.73m3/s2