Page 99 - Robotics and AI class 10
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3.  Which controller type provides simple on-off control signals based on a threshold value?
                  a.  Proportional controller                        b.  Open-loop controller
                  c.  On-off controller                              d.  Time-delay controller

               4.  Which actuator type is commonly used in robotics to convert rotary motion into linear motion?
                  a.  Hydraulic actuator                             b.  Pneumatic actuator

                  c.  Electric actuator                              d.  Magnetic actuator
               5.  The main function of a controller in robotics is to:
                  a.  Convert electrical energy into mechanical motion
                  b.  Convert mechanical energy into electrical motion

                  c.  Process sensory input and generate appropriate commands
                  d.  Transmit signals to actuators

               6.  Which gear type is most suitable for applications requiring precise positioning?
                  a.  Spur gear                                      b.  Bevel gear
                  c.  Helical gear                                   d.  Planetary gear

               7.  Which sensor is commonly used in robotics to detect and  measure the  force applied by  the robot's gripper  or
                  manipulator?

                  a.  Force sensor                                   b.  Light sensor
                  c.  Pressure sensor                                d.  Sound sensor

            B.  Fill in the blanks.

               1.  The ………………………. is the central gear in a planetary gear system.
               2.  ………………………. and ………………………. are two examples of navigation sensors commonly used in Robotics.

               3.  The  ………………………. sensors  are used in robotics to measure the distance between the robot and objects in its
                  environment.
               4.  ………………………. convert electrical, hydraulic, or pneumatic energy into mechanical motion.
               5.  Rack and Pinion Gears consist of a linear gear called a ………………………. and a circular gear called a ………………………..

               6.  ………………………. joints enable the transfer of pneumatic power to the actuator while allowing continuous rotation.

            C.  State whether these statements are true or false.
               1.  Planetary gears offer multiple gear ratios within a single system.                       ………………

               2.  RTDs are known for their ruggedness, wide temperature range, and fast response time.     ………………
               3.  Sensors in robots are based on the functions of human sensory organs.                    ………………
               4.  Actuators are used in robotic arms, grippers, and end-effectors to manipulate objects.   ………………

               5.  A motion sensor is a type of sensor that detects movement or changes in the environment.   ………………

                                             SECTION B (Subjective Type Questions)

            A.  Short answer type questions:
               1.  How does GPS work and what information does it provide to receivers?
               2.  What are infrared sensors?
               3.  Name the various applications of actuators in robotics.

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