NR

Code No: NR420502

IV B.Tech II Semester Supplementary Examinations, Apr/May 2006 ROBOTICS (Computer Science & Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? [16]

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1. Explain the principle of Newton-Euler formulation in robot arm dynamics.

2. How do you justify the performance and stability of a second order control system? [16]

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3. Explain the principle of various sensor devices used in robot work cells and give its applications. [16] 4. (a) Explain the principle of electron beam scanning pattern. (b) Explain the principles of thresholding.

[8+8]

5. (a) Explain the various capabilities and limitations of the robot languages.

[7]

(b) Describe the following search techniques: i. Depth-first search ii. Breadth-first search iii. Best-first search.

[9]

i. ii. iii. iv.

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6. (a) Briefly discuss the following predicate logic components: Predicate symbols Variable symbols Function symbols Constant symbols.

(b) Describe the procedure to produce the desired solution by a general graphsearch technique. [8+8]

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7. Explain the following in brief while carrying out work cell design (a) Speed of response and stability

(b) Precision of movement

[5+5+6]

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(c) End effectors selected.

8. Write a brief note on: (a) A Robot controller

(b) Electromechanical relays (c) Programmable controllers.

[5+5+6] ????? 1 of 1

NR420502 IV B.Tech II Semester Supplementary Examinations, Apr ...

(a) Explain the various capabilities and limitations of the robot languages. [7] · (b) Describe the following search techniques: · i. Depth-first search · ii. Breadth-first ...

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