由[img=139x27]18031b5054754dc.png[/img]绕 [img=11x14]18031b505d07973.png[/img]轴旋转所产生的旋转体的体积是( )
A: [img=36x22]18031b5065a7ab2.png[/img]
B: [img=36x22]18031b506ea3feb.png[/img]
C: [img=36x22]18031b50777f85f.png[/img]
D: [img=45x22]18031b5080c5159.png[/img]
A: [img=36x22]18031b5065a7ab2.png[/img]
B: [img=36x22]18031b506ea3feb.png[/img]
C: [img=36x22]18031b50777f85f.png[/img]
D: [img=45x22]18031b5080c5159.png[/img]
举一反三
- 180350c495ed09f.png绕x轴旋转而成的旋转体的体积为（ ） A: [img=45x22]180350c49e77357.png[/img] B: [img=45x22]180350c4a71f83f.png[/img] C: [img=36x22]180350c4b012cc2.png[/img] D: [img=36x22]180350c4b91ee17.png[/img]
- 设[img=13x19]180385708141bd8.png[/img]:[img=134x26]180385708a4605c.png[/img]， 则曲面积分[img=165x48]180385709512222.png[/img]的值等于 A: [img=36x22]180385709cf5203.png[/img] B: [img=36x22]18038570a44dac4.png[/img] C: [img=36x22]18038570ad9625c.png[/img] D: [img=36x22]18038570b674be2.png[/img] E: [img=36x22]18038570bec2a4f.png[/img] F: [img=36x22]18038570c7d1784.png[/img] G: [img=45x22]18038570d076b82.png[/img] H: [img=45x22]18038570d932d01.png[/img] I: [img=45x22]18038570e10fc4f.png[/img] J: [img=45x22]18038570ea5aae3.png[/img]
- 设[img=13x19]1803c1e8c9fbd3f.png[/img]:[img=134x26]1803c1e8d261533.png[/img]， 则曲面积分[img=165x48]1803c1e8dca780a.png[/img]的值等于 A: [img=36x22]1803c1e8e4ad992.png[/img] B: [img=36x22]1803c1e8ee96cad.png[/img] C: [img=36x22]1803c1e8f681e35.png[/img] D: [img=36x22]1803c1e8feb5707.png[/img] E: [img=36x22]1803c1e907a3aab.png[/img] F: [img=36x22]1803c1e9102d8a8.png[/img] G: [img=45x22]1803c1e9197cd3f.png[/img] H: [img=45x22]1803c1e92267f63.png[/img] I: [img=45x22]1803c1e92ab0fd5.png[/img] J: [img=45x22]1803c1e9339b085.png[/img]
- 设[img=13x19]180322a624be0bf.png[/img]:[img=134x26]180322a62cda317.png[/img]则二重闭合曲面积分[img=151x48]180322a6373863e.png[/img]的值 A: [img=36x22]180322a64018e8e.png[/img] B: [img=36x22]180322a648a0fc9.png[/img] C: [img=36x22]180322a6506f62d.png[/img] D: [img=36x22]180322a659ccbef.png[/img] E: [img=36x22]180322a66245955.png[/img] F: [img=36x22]180322a66a9890b.png[/img] G: [img=45x22]180322a673f228d.png[/img] H: [img=45x22]180322a67bf4ea2.png[/img] I: [img=45x22]180322a68442570.png[/img] J: [img=45x22]180322a68c97c3d.png[/img]
- 设曲线y=y(x)满足xdy+(x-2y)dx=0，且y=y(x)与直线x=1及x轴所围成的平面图形绕x轴旋转的旋转体积最小，则y(x)= A: [img=61x43]1802fb22da22c02.png[/img] B: [img=61x43]1802fb22e260f78.png[/img] C: [img=55x43]1802fb22eb6f8a2.png[/img] D: [img=55x43]1802fb22f43897e.png[/img]