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F5
Gearbox
Speed divided, torque multiplied, power conserved minus the losses.
Lesson: The mechanics of drives
Try it: gearbox
motor
1,450 rpm
72.5 rpm
Motor speed
1,450 rpm
Motor torque
95 N·m
Gear ratio i
20 : 1
Efficiency η
0.90
Load speed
7.59 rad/s
Load torque
1,710 N·m
Power in
14.43 kW
Power out
12.98 kW
Lost as heat
1.44 kW
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Starting a motor and its load