Page 111 - Robotics and AI class 10
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4.  How does Tinkercad support educational purposes?
   Ans.  Tinkercad is widely used in schools and educational institutions to teach design, engineering, and 3D modeling, offering   Unsolved Questions
 resources, tutorials, and projects for students.
                                             SECTION A (Objective Type Questions)
    5.  What is the primary focus of Tinkercad's interface design?  uiz
   Ans.  Tinkercad's interface is designed to be user-friendly, particularly for beginners or those without prior CAD experience.
    6.  How does a prismatic joint differ from a revolute joint in terms of motion?  A.  Tick ( ) the correct option.
   Ans.  A prismatic joint allows linear sliding motion along a single axis, while a revolute joint permits rotational motion.     1.  What is the primary benefit of using Tinkercad's simulation capabilities for robotics projects?
    7.  What is the purpose of creating a physical prototype during the robotic component design process?  a.  It allows real-world robot testing.      b.  It enables virtual robot racing.

   Ans.  The purpose of creating a physical prototype allows for the valuation of design, functionality testing, and identification   c.  It saves money on physical components.       d.  It provides real-time weather updates.
 of necessary modification or improvements.
               2.  Which of the following is the most common file format for 3D printing?
 B.  Long answer type questions:
                  a.  STL                                            b.  OBJ
    1.  How does a prismatic joint contribute to translational motion in mechanical systems?
                  c.  GLT                                            d.  USDZ
   Ans.  A prismatic joint allows translational motion along a single axis, much like the motion of a sliding drawer. It restricts
 relative motion between two connected parts to linear sliding or translation along a specific direction. For example,      3.  How can Tinkercad enhance creativity in robotics learning?
 Think of a simple sliding drawer found in a desk or cabinet. The drawer slides in and out along a fixed direction. This   a.  By providing robot-themed quizzes
 sliding mechanism is achieved by using a prismatic joint, where one part of the drawer is connected to the fixed   b.  By offering colouring contests
 structure via the prismatic joint, allowing linear motion in a specific direction.
                  c.  By allowing students to design custom robot components and experiment with new ideas
    2.  How does visualising motion benefit the understanding and refinement of autonomous systems' movement?
   Ans.  Visualising motion adds a dynamic dimension to creations. It is essential for understanding and refining the movement   d.  By showcasing pre-made robot designs for replication
 of autonomous systems. From mobile robots to robotic arms, capturing and analysing motion data, it aids in optimising      4.  How does Tinkercad contribute to problem-solving skills in robotics education?
 performance, safety, and efficiency.
                  a.  By solving robot-related math problems
    3.  How does a revolute joint function in terms of motion?
                  b.  By offering pre-built robot solutions
   Ans.  A revolute joint allows rotational motion about a single axis, like a hinge or a door. It restricts the relative motion
 between two connected parts to rotation only, and the axis of rotation remains fixed. This type of joint is often used   c.  By providing challenges that require designing, testing, and refining solutions
 when you need to create rotational movement in a robotic arm or a mechanical system. For example, Consider a   d.  By offering video tutorials on robot repair
 robotic arm used in manufacturing processes. Each segment of the robotic arm is connected to the next segment using
 revolute joints. This allows the arm to move in a series of rotational motions at each joint, similar to how a human arm      5.  What role does Tinkercad play in preparing students for careers in robotics?
 moves at the elbow, shoulder, and wrist.  a.  It replaces the need for formal education.
    4.  What are the key steps involved in the process of visualising, designing, and creating robotic components?
                  b.  It offers a platform to share robot-themed memes.
   Ans.  The process includes identifying purpose, conceptualisation, CAD modeling, mechanical and electrical design, material
 selection, prototyping, testing and iteration, production, and integration into the robot system.  c.  It provides practical experience in designing and simulating robotic systems.
                  d.  It offers virtual robot job interviews.
 C.  Competency-based/Application-based questions:   #Problem Solving & Logical Reasoning
            B.  Fill in the blanks.
    1.  In the context of using robots for creating art, how could a robot be programmed to produce a painting? What factors
 are essential to ensure the resulting art is both creative and expressive?     1.  Tinkercad's user-friendly interface  is particularly  designed for  beginners or  those without  prior  experience  in
 a.  Programming the robot with a set pattern and using random colors for creative outcomes.  ………………………..
 b.  Equipping the robot with a pre-designed template and using fixed color palettes for consistent expressions.  2.  ………………………. and ………………………. are two types of mechanical joints.
 c.  Programming the robot with algorithms that enable exploration of various brushstrokes and colors.     3.  ………………………. motion adds a dynamic dimension to creations.
 d.  Instructing the robot to replicate famous paintings to ensure historical relevance.
               4.  We can test the prototype to validate its ………………………. and ………………………..
   Ans.  c.  Programming the robot with algorithms that enable exploration of various brushstrokes and colors.
    2.  Develop a concept for a robot that can monitor pollution levels in a water body. Describe how the robot could collect      5.  One of Tinkercad's key features is its focus on educational purposes, providing resources, tutorials, and ……………………….
 data, analyse it, and transmit the information to authorities for further action.  to help students learn and practice design skills.
   Ans.  The underwater robot is equipped with sensors for measuring water temperature, pH levels, dissolved oxygen, and
 pollutant concentration. It communicates using satellite signals or buoys, sending real-time data to research centers.
 This helps scientists assess marine health and respond to environmental threats promptly.

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