ultiple Choice entify the choice that best completes the statement or answers th

Question

ultiple Choice entify the choice that best completes the statement or answers the question 1. T he termrefers to the engineering and use of robots. A. automaton B. robotics C. hard automation D. anthropomorphic 2. A multifunction manipulator programmed to perform various A. manual manipulator B. automaton C. industrial robot D. microcomputer tasks is a(n) 3. Machinery that is capable of performing a variety of tasks is referred to as A. flexible automation B. hard automation C. artificial intelligence D. anthropomorphic robots 4. An intelligent robot uses to detect changes in the work environment. A. human operators B. numerical data C. sensors D. None of the above. 5. A manipulator is the of the robot. A. arm B. programmer C. base D. motor 6. -robot has a manipulator that can repetitively perform the successive, predetermined steps ofagiv A- operation. A. fixed-sequence B. playback C. numerically controlled D. variable-sequence The five main components of an industrial robot include which of the following? A. Pneumatic drive B. Tachometer 7. C. Work envelope D. Means for programming

Explanation / Answer

1. ROBOTICS

The term robotis is a branch of engineering which incoprates multiple discplines to design ,build, program and use robotic machines.

2. INDUSTRIAL ROBOT

is a multifunctional manipulator programmed to perform various tasks .

3. FLEXIBLE AUTOMATION

machinery that are capable of performing a variety of tasks.

4.SENSORS

an intelligent robot can detect the change in th work environment by means of sensors

5.ARM

manipulator is arm of robot.

6.FIXED SEQUENCE

a manipulator that repetively perform successive steps of a given operation.

7.MEANS FOR PROGRAMMING

8. THREE

a controller has 3 levels of hierarhical control.

9. ACTUATOR

The highest hierarhical control lelvel is actuator control.

10. POWER SUPPLY

the power supply provides the energy to drive the robot.

11. ALL THE ABOVE

all three options are examples of means for programing.

12. DEGREE OF FREEDOM

refers to motion of robot in up and down forward and backward and left to right.

13. UP AND DOWN

the vertical traverse provides up and down motion of robot's arm.

14. OPEN LOOP

a system without feedback is openloop.

15. CLOSED LOOP

a system with feedback is closed loop system

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