1 Installing a pull-down staircase is similar to installing a pre-hung door and installation costs anywhere from $75-$300 or more depending on location and the complexity of the project.
(Learn how and when to remove these template messages) Mechatronics is a multidisciplinary field of science that includes a combination of mechanical engineering, electronics, computer engineering, telecommunications engineering, systems engineering and control engineering. As technology advances, the subfields of engineering multiply and adapt.
Robotics may be the most inter-disciplinary of engineering endeavors. A mechanical engineer will design the robot's structure, its joint mechanisms, bearings, heat transfer characteristics, etc. Electrical engineers design the robot's control electronics, power amplifiers, signal conditioning, etc.