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## Eng Robotics Imp Qusts Pdf file – ER Important Questions

Please find the attached pdf file of Eng Robotics Important Questions Bank – ER Imp Qusts

Link – ER Question Bank

**UNIT-I**

- Discuss the following types of automation

i.Fixed automation

ii.Flexible automation - Draw and explain the four basic configurations ofrobot.
- Explain the different types of joints used in robots withneat sketch.

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**UNIT – II**

- Compute the homogeneous transformation representing a translation of 3 units along the x-axis followed by a rotating of π/2 about the current z-axis followed by a translation of 1 unit

along the fixed y-axis. Sketch the frame. What are the coordinates of the o1 with respect to the original frame in each case. - Give Euler angles representation for the RPY system and derive the rotation matrix.
- Explain the homogeneous transformation matrix and interprete the partitioning with application.

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**UNIT – III**

- Write short notes on

a.Direct and inverse kinematics

b.DH convention - Write short notes on inverse transforms.
- Explain co-ordinate frame assignment of DH representation.

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**UNIT – IV**

- Find the total differential transformation caused by small rotation about three axes of dx=0.1, dy =0.05 and dz=0.02 rad.
- What is Jacobian of a robot system?
- Derive the Jacobian matrix for the to 2-link planermanipulator.

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**UNIT – V**

- Explain Newton-Euler formulation of a robotic system.
- Derive the equation of motion for a single link manipulatorgiven mass and length of link.
- What is Lagranjian?

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**UNIT – VI**

- Explain the parameters involved in path planning with 3rddegree polynomial.
- Explain the following terms

i.Trajectory

ii.Joint space trajectory planning. - Explain the parameters involved in the path planning with 3rd degree polynomial.

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**UNIT – VII**

- Compare the features of most commercially used electricalactuators in robots.
- Give a brief classification of actuators used in robots.
- Explain various types of touch sensors with neat sketch.

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**UNIT – VIII**

- What are the considerations of Robots in material handling?
- What are the features of robot in machine loading andunloading applications?
- What are the applications of robots?

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