# Tag Info

### how much power is needed to move a linear axis

For linear acceleration of a mass, the power required will depend on how quickly you want to accelerate it. This is because the Kinetic Energy formula is $E_k = \frac{1}{2} m v^2$. Note the v squared. ...
• 495
Accepted

### Torque Problems vs Motor Problem?

The motors have a rated speed of 2750rpm. It doesn't look like there's much of a gear ratio, so at the moment the motors spin at the same speed as the wheels. With 16" wheels, 2750rpm is about ...
• 156
1 vote

### Torque Problems vs Motor Problem?

I would swap the gears between the motor and the shaft, as it looks like you are trying to drive the axle shaft faster than the motor. If you have a small gear on the motor and a larger (*3 or *4) ...
• 13.9k
1 vote
Accepted

### Why do identical-looking power plugs randomly not fit in some sockets in the same power strip?

Apparently the type of power strip your picture shows is one with something like a child protection. I.e. the green parts (kind of a slider) visible in the picture. Those are mechanical devices which ...
• 344