Robotics Final Exam questions with correct answers

Robots have to include a microcontroller CORRECT ANSWER False. [There are mechanical robots that do not use one] What is the name of the first digitally operated and programmable robot? CORRECT ANSWER The Unimate What is the definition of engine/motor? CORRECT ANSWER It is a machine designed to convert one form of energy into mechanical energy. Around which year was the first version of electrical motor invented? CORRECT ANSWER 1740s What is the meaning of inverse kinematics? CORRECT ANSWER It is the mathematical process of calculating the variable joint parameters needed to place the end of a kinematic chain, such as a robot manipulator or animation character's skeleton, in a given position and orientation relative to the start of the chain Between legged robots, wheeled robots, tracked robots, which one was inspired by nature? CORRECT ANSWER legged robots What does electric motor do in terms of energy transmission? CORRECT ANSWER It converts electrical energy into mechanical energy. What are different kinds of motors? CORRECT ANSWER Field based motors, electric motors. What are different kinds of electric motors? CORRECT ANSWER AC/DC Motors, Servo, Stepper Motor