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CEITR Writtentest Paper
Robotics
1. Technology that is concerned with the use of mechanical, electronic and computerbased systems in the operation and control of production
a). Mechanization
b). Automation
c). Industrialization.
d). all the above.
2.Highly integrated transfer lines comes undertype of automation.
a),programmable
b). Flexible
c). Fixed
d). (a) & (b)
3. Type of control used in Bang - Bang robot.
a),servo
b). non-servo
c). None of the above
d). all the above.
4.SCARA robot is used in.....applications.
a).quality control
b).assembly.
c).defense.
d). all the above.
5.Following is the robotic like device.
a). Telecherics.
b). exo-skeleton
c). locomotive device
d). all the above.
6.Number of linear co-ordinates in a cylindrical co-ordinate robot.
a). 2
b). 3
c). 1
d). 0
7.Work volume of a spherical robot
a),cylinder
b). paraboloid
c). sphere
d). cube
8.Wrist motions of the robot among the following.
a),yaw
b). pitch
c). roll
d). all the above.
9. The attractive feature of SCARA robot
a),more tolerance
b). Selective compliance
c). Accuracy
d). Repeatability
10. Type of control used in Cartesian robot.
a),servo
b). non-servo
c).pneumatic
d). hydraulic
11 ..
.type of robot uses feed back from the control system
a),non-servo
b). servo
c). (a) & (b).
d). Pneumatic
12 Type of robot used in spray painting applications
a),point to point
b).bang-bang
c). end point
d). continuous path
13. Preferred robot system for load carrying applications
a),hydraulic
b). Pneumatic
c). Electrical
d). Mechanical
14.Interface between the last link of the manipulator and the end effector is called
a),critical joint
b). Gripper
c). Wrist
d). Tool flange
15.Preferred robot system for high repeatability applications
a),cylindrical
b). Cartesian
c). spherical
d). any of the above
16. Type of robot used in transferring the object
a),point to point
b).bang-bang
c). end point
d). continuous path
17. Type of robotic like device used in undersea applications
a).Telecherics.
b). exo-skeleton
c). locomotive device
d). prosthesis
18. The shape of work volume of a cylindrical robot is....
a),paraboloid
b). sphere
c). cylinder
d). cube
19.Number of polar co-ordinates in a jointed arm configuration
a). 2
b). 3
c). 1
d). 0
20. Type of robot used in grinding applications.
a),point to point
b).bang-bang
c). end point
d). continuous path
21.the technical name of a hand attached to the wrist of the robot
a),gripper
b). end effector
c). joint
d). any of the above
22.the arm and the body joints of the manipulator are used to..........................................the end effector
a),orient
b). position
c). shake
d). any of the above.
23.the robot configuration, which is used in high reach applications
a),polar
b). jointed arm
c). spherical
d). (a) & (b).
24.high repeatabilityapplications of Cartesian configurations is due to.................
a),linear joints
b). high stiffness of links
c). its rigid structure
d). all the above.
25."piston movement inside the enginecylinder" is........................................................type of joint.
a),prismatic
b). rotational
c). twisting
d). revolving
26.Interface between the last link of the manipulator and the end effector is called
a),critical joint
b). Gripper
c). Wrist
d). Tool flange / too mounting plate.
27. The intelligence which is required to control the manipulator will be provided by
a),sensor
b). controller
c). Sequencer
d). Synchronizer.
28. The device which is used to interpret the data stored in a memory of a robot.
a),sensor
b). controller
c). Sequencer
d). Synchronizer.
29. The device which is used to hold or grasp the object
a),end effector
b). gripper
c). (a) or (b).
d). none of the above.
30."Only one surface required to grasp or hold the object" by
a),vacuum gripper
b). magnetic gripper
c). adhesive gripper
d). any of the above.
31..............................Magnetic gripper is used only formaterials.
a),stainless steel
b). non-ferrous
c). ferrous
d). plastic
32. Ability of the wrist socket to yield elastically, when subjected to a force is called
a),elasticity
b). stiffness
c). strength
d). compliance.
33. Remote Centered Compliance ( RCC ) devices are used inapplications.
a),assembly
b). defense
c). undersea
d). mining
34.Number degrees of freedom exhibited by robot wrist
a). 1
b). 2
c). 3
d). 4
35. Type of robot used in spot-welding applications.
a),point to point
b).sequential
c). end point
d). continuous path
36. Type of drive used for larger robots
a),electrical
b). mechanical
c). pneumatic
d). hydraulic
37. Type of power used in robot for precision work applications
a),electrical
b). mechanical
c). pneumatic
d). hydraulic
38.Smallest increment of the movement into which the robot can divide its work volume
a),control resolution
b). spatial resolution
c). repeatability
d). accuracy
39.Mechanical inaccuracy among the following
a),gear backlash
b). leakage of hydraulic fluid
c). stretching of pulley cards
d). all the above.
40. Relation between spatial resolution, control resolution and mechanical inaccuracies is
a),spatial resolution = control resolution + mechanical inaccuracies
b). spatial resolution = control resolution - mechanical inaccuracies
c). spatial resolution = control resolution x mechanical inaccuracies
d). spatial resolution = control resolution-r mechanical inaccuracies
