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1 一皮帶輪傳動,運轉時皮帶緊邊與鬆邊張力比為7:3,皮帶線速為10 m / sec,若傳動功率為8 kW,則皮帶緊邊之張力需多少N? 103 統測
A 1400
B 1600
C 1800
D 2000

T1/T2=7/3

T2=3/7T1

P=(T1-T2)×V

8000=(T1-(3/7)T1)×10

T1=1400N