Table 7: Observation for power amplification factor with woven cotton rope.

Sr. No. Load at Input Shaft Load Cell Reading at Output Shaft (gm) Speed Input Torque Output Arm Amplified Torque Power Consumed Across Output Shaft Power Amplification Factor = (Output Torque / Input Torque) Efficiency
(gm) (rpm) (N-m) (N-m) (watt) (%)
1 100 150 2100 0.0981 0.14715 32.34357 1.1 45.19633081
2 150 232.5 1960 0.14715 0.2280825 46.7903646 1.3 58.35131739
3 200 314 1750 0.1962 0.308034 56.421561 1.433333 65.65433287
4 250 400 1600 0.24525 0.3924 65.71392 1.5 72.15664228
5 300 495 1250 0.2943 0.485595 63.5320125 1.6 71.78413748
6 350 588 1050 0.34335 0.576828 63.3933972 1.75 72.25622675
7 500 850 810 0.4905 0.83385 70.693803 1.857143 77.18962655
8 600 1032 650 0.5886 1.012392 68.8764024 1.5625 76.49158315
9 700 1239 535 0.6867 1.215459 68.06165247 1.48 76.94676376
10 800 1472 520 0.7848 1.444032 78.59384832 1.39 84.7701616
11 1000 1850 380 0.981 1.81485 72.182634 1.2 81.08801132

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