如图为一皮带传动装置的示意图，皮带在传动过程中不打滑，大轮半径与小轮半径的比为5：3．两皮带轮边缘上 如图所示的皮带传动装置，大轮半径是小轮半径的两倍，C在半径O...
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A、B两点靠传送带传动，线速度大小相等，即v1：v2=1：1，根据ω＝| v |
| r |
| v2 |
| r |
故选：A．
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绛旓細A銆丅涓ょ偣闈犱紶閫佸甫浼犲姩锛岀嚎閫熷害鐩哥瓑锛屽嵆v A 锛歷 B =1锛1锛孉銆丆涓ょ偣鍏辫酱杞姩锛屽垯瑙掗熷害鐩哥瓑锛屽嵆蠅 A 锛毾 C =1锛1锛庢牴鎹畍=r蠅鐭ワ紝v A 锛歷 C =R A 锛歊 C =2锛5锛庢墍浠 A 锛歷 B 锛歷 C =2锛2锛5锛幭 A 锛毾 B =R B 锛歊 A =3锛2锛屽垯蠅 A 锛毾 B 锛毾 C =3...
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