NPTEL Advanced Robotics Week 1 Assignment Answers 2025
1. The writer who used the word ‘robotics’ was
- Al-Jazari
- Satoshi Shegemi
- Ichiro Kato
- Isaac Asimov
Answer :- d
2. Industry 4.0 deals with
- Cyber Physical Systems that interconnect machines and machines
- Development of AI
- Cyber Physical Systems that interconnect machines, humans and AI.
- Brain computer interfacing
Answer :- c
3. To be called a robot a system should do some or all of the following:
- Interact with the environment
- Re programmable
- Move around, sense the environment and display intelligent behaviour
- Follow human’s instructions
Answer :-
4. The Degree of Freedom of the prismatic and spherical joints are respectively
- 1 and 3
- 3 and 1
- 1 and 2
- 2 and 1
Answer :-
5. A cylinder is kept on a table on its base. How many degrees of freedom are required by a robot to pick up the cylinder and keep it at another place on the table on its base (flat surface of cylinder is parallel to table surface)?
- 2
- 3
- 4
- 5
Answer :-
6. The work volume of a cartesian robot having four prismatic joints of unequal length is a:
- Sphere
- Cube
- Cuboid
- Ellipsoid
Answer :- For Answer Click Here
7. The position of a point is represented by three coordinates (x,y,z) while orientation of a rigid body is represented by a
- a position vector and an angle
- a position vector
- 4 x 4 matrix
- 3 x 3 matrix
Answer :-
8. Determinant of a rotation matrix is equal to
- -1
- 1
- 0.5
- 0
Answer :-
9. A frame ‘B’ is rotated by 60o about Z axis of a fixed frame ‘A’. If the coordinate of a point ‘P’ in ‘B’ is given by BP =(1, 1, 1), find its coordinate in frame ‘A’, AP = ?
- (0.36, 1.36, 1)
- (-0.36, -1.36, 1)
- (0.36, -1.36, 1)
- (-0.36, 1.36, 1)
Answer :-
10. A frame ‘B’ is rotated by 60o about X axis of a fixed frame ‘A’ and translated by (1,1,1) units in x,y,z direction of ‘A’. If the coordinate of a point BP=(2, 2, 2) find AP?
- (3, 0.26, 3.73)
- (3, -0.26, 3.73)
- (3, 0.26, -3.73)
- (-3, 0.26, 3.73)
Answer :- For Answer Click Here
