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Latest GATE Robotics and Automation Exam Question (Objective Questions), MCQ in English

Subjects : General Aptitude, Part A: Common Robotics and Automation section, Mechanical Engineering

Question Bank GATE Robotics and Automation Exam (Part B2: Mechanical Engineering ) (Only MCQ) - English
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General Aptitude

Question 1Single Answer
Choose the grammatically correct sentence?
  1. A
    Neither of the robots are functioning properly
  2. B
    Neither robots is functioning properly
  3. C
    Neither of the robot are functioning properly
  4. D
    Neither of the robots is functioning properly
Question 2Single Answer
Choose the correct form to complete the sentence: “By the time the engineer arrived, the robotic arm _____ its assigned operation”?
  1. A
    completes
  2. B
    has completed
  3. C
    had completed
  4. D
    was complete
Question 3Single Answer
Which article correctly completes the sentence: “The laboratory purchased _____ autonomous mobile robot for navigation experiments”?
  1. A
    a
  2. B
    an
  3. C
    the an
  4. D
    no article
Question 4Single Answer
Which word is the adjective in the sentence “The autonomous robot navigated the narrow corridor successfully”?
  1. A
    robot
  2. B
    autonomous
  3. C
    navigated
  4. D
    successfully
Question 5Single Answer
Which preposition correctly completes the sentence “The sensor is mounted _____ the robotic arm”?
  1. A
    on
  2. B
    at
  3. C
    into
  4. D
    by
Question 6Single Answer
Which conjunction best completes the sentence “The prototype was inexpensive, _____ it demonstrated remarkable accuracy”?
  1. A
    because
  2. B
    unless
  3. C
    yet
  4. D
    since
Question 7Single Answer
Choose the sentence with correct subject-verb agreement?
  1. A
    The accuracy of the sensors determine the performance
  2. B
    The accuracy of the sensors determines the performance
  3. C
    The accuracy of the sensor determine the performances
  4. D
    The accuracies of the sensors determines the performance
Question 8Single Answer
Which word is closest in meaning to “meticulous”?
  1. A
    Careless
  2. B
    Uncertain
  3. C
    Rapid
  4. D
    Precise
Question 9Single Answer
Which word is opposite in meaning to “scarce”?
  1. A
    Rare
  2. B
    Limited
  3. C
    Deficient
  4. D
    Abundant
Question 10Single Answer
What does the idiom “hit the nail on the head” mean?
  1. A
    Perform physical work
  2. B
    Avoid answering a question
  3. C
    Make an accidental mistake
  4. D
    Identify the exact issue
Question 11Single Answer
In the sentence “The project was shelved due to financial constraints,” what does “shelved” mean?
  1. A
    Displayed publicly
  2. B
    Financially supported
  3. C
    Postponed or discontinued
  4. D
    Successfully completed
Question 12Single Answer
Choose the most appropriate word: “The researcher’s explanation was so _____ that even a complex concept became easy to understand”?
  1. A
    obscure
  2. B
    ambiguous
  3. C
    lucid
  4. D
    tedious
Question 13Single Answer
Which sentence correctly uses the present perfect tense?
  1. A
    The engineers completed three trials yesterday
  2. B
    The engineers had completed three trials tomorrow
  3. C
    The engineers have completed three trials so far
  4. D
    The engineers completing three trials recently
Question 14Single Answer
Which sentence correctly uses the conditional form?
  1. A
    If the sensor fails, the system would stopped
  2. B
    If the sensor had fail, the system stops
  3. C
    If the sensor failing, the system will stopped
  4. D
    If the sensor failed, the system would stop
Question 15Single Answer
Choose the correctly punctuated sentence?
  1. A
    However the experiment, was successful
  2. B
    However, the experiment was successful
  3. C
    However the experiment was, successful
  4. D
    However; the experiment, was successful

Part A: Common Robotics and Automation section

Question 16Single Answer
A node in a circuit is connected to three branches carrying currents (I_1=5) A entering, (I_2=2) A leaving, and (I_3) leaving. According to KCL, what is (I_3)?
  1. A
    3 A
  2. B
    2 A
  3. C
    5 A
  4. D
    7 A
Question 17Single Answer
Kirchhoff's Current Law is fundamentally based on which physical principle?
  1. A
    Conservation of energy
  2. B
    Conservation of charge
  3. C
    Conservation of momentum
  4. D
    Conservation of magnetic flux
Question 18Single Answer
Kirchhoff's Voltage Law is fundamentally associated with which principle for a lumped circuit?
  1. A
    Conservation of energy
  2. B
    Conservation of charge
  3. C
    Coulomb's law
  4. D
    Ampere's circuital law
Question 19Single Answer
A closed loop contains a 20 V source and three voltage drops of 5 V, 7 V, and (V_x). What is (V_x)?
  1. A
    6 V
  2. B
    12 V
  3. C
    10 V
  4. D
    8 V
Question 20Single Answer
Three resistors of 4 Ω, 6 Ω, and 10 Ω are connected in series across a 40 V source. What current flows through the 6 Ω resistor?
  1. A
    1 A
  2. B
    2 A
  3. C
    4 A
  4. D
    5 A
Question 21Single Answer
Two resistors of 6 Ω and 3 Ω are connected in parallel. What is their equivalent resistance?
  1. A
    1 Ω
  2. B
    3 Ω
  3. C
    2 Ω
  4. D
    4 Ω
Question 22Single Answer
A 10 V ideal voltage source is connected across a 5 Ω resistor. What current does the source deliver?
  1. A
    2 A
  2. B
    1 A
  3. C
    0.5 A
  4. D
    5 A
Question 23Single Answer
An ideal current source has which internal resistance?
  1. A
    Zero
  2. B
    One ohm
  3. C
    Infinite
  4. D
    Finite and small
Question 24Single Answer
An ideal voltage source has which internal resistance?
  1. A
    Zero
  2. B
    Infinite
  3. C
    Equal to load resistance
  4. D
    Dependent on source voltage
Question 25Single Answer
In nodal analysis, the primary unknown quantities are generally which variables?
  1. A
    Branch currents
  2. B
    Loop currents
  3. C
    Element powers
  4. D
    Node voltages
Question 26Single Answer
In mesh analysis, the primary unknown quantities are which variables?
  1. A
    Node voltages
  2. B
    Mesh currents
  3. C
    Node charges
  4. D
    Branch powers
Question 27Single Answer
A node of voltage (V) is connected to ground through 2 Ω and 4 Ω resistors, while a 6 A source injects current into the node. What is (V)?
  1. A
    4 V
  2. B
    6 V
  3. C
    8 V
  4. D
    12 V
Question 28Single Answer
A supernode is generally formed in nodal analysis when which element is connected between two non-reference nodes?
  1. A
    Resistor
  2. B
    Capacitor
  3. C
    Ideal current source
  4. D
    Ideal voltage source
Question 29Single Answer
A supermesh is generally required when which element lies on the common branch of two meshes?
  1. A
    Voltage source
  2. B
    Inductor
  3. C
    Current source
  4. D
    Resistor
Question 30Single Answer
Two mesh currents (I_1) and (I_2) flow in the same assumed clockwise direction in adjacent meshes sharing a 5 Ω resistor. What is the voltage drop across the shared resistor when traversed in mesh 1's direction?
  1. A
    (5(I_1+I_2))
  2. B
    (5I_1I_2)
  3. C
    (I_1-I_2)
  4. D
    (5(I_1-I_2))
Question 31Single Answer
A voltage-controlled current source has output current (i=4v_x). What is the transconductance of the source?
  1. A
    0.25 S
  2. B
    4 S
  3. C
    2 S
  4. D
    16 S
Question 32Single Answer
When finding the Thevenin resistance of a circuit containing dependent sources, what should be done with the dependent sources?
  1. A
    Always short-circuit them
  2. B
    Always open-circuit them
  3. C
    Replace them with resistors
  4. D
    Keep them active
Question 33Single Answer
A circuit has a Thevenin equivalent of 24 V in series with 6 Ω. If a 6 Ω load is connected, what load current flows?
  1. A
    2 A
  2. B
    1 A
  3. C
    3 A
  4. D
    4 A
Question 34Single Answer
The Thevenin voltage of a linear two-terminal network is equal to which quantity?
  1. A
    Open-circuit terminal voltage
  2. B
    Short-circuit current
  3. C
    Internal voltage drop
  4. D
    Load voltage at maximum power
Question 35Single Answer
The Norton current of a linear two-terminal network equals which quantity?
  1. A
    Short-circuit terminal current
  2. B
    Open-circuit current
  3. C
    Thevenin voltage
  4. D
    Load current under matched condition
Question 36Single Answer
Which statement best describes a serial manipulator?
  1. A
    It contains multiple closed kinematic loops between base and end-effector
  2. B
    It consists of an open kinematic chain from base to end-effector
  3. C
    It can only use prismatic joints
  4. D
    It always has fewer than three degrees of freedom
Question 37Single Answer
Which manipulator is typically associated with higher structural rigidity?
  1. A
    Parallel manipulator
  2. B
    Serial manipulator
  3. C
    Cartesian serial manipulator only
  4. D
    Cylindrical manipulator only
Question 38Single Answer
A Stewart platform is an example of which type of manipulator?
  1. A
    Serial
  2. B
    Cylindrical
  3. C
    SCARA
  4. D
    Parallel
Question 39Single Answer
Which characteristic is generally associated with serial manipulators?
  1. A
    Smaller workspace and very high stiffness
  2. B
    Infinite payload capacity
  3. C
    No singularities
  4. D
    Larger workspace but lower rigidity
Question 40Single Answer
Which characteristic is generally associated with parallel manipulators?
  1. A
    Small workspace and high rigidity
  2. B
    Large workspace and low stiffness
  3. C
    No closed loops
  4. D
    Only one actuator
Question 41Single Answer
Why can parallel manipulators often carry relatively high payloads?
  1. A
    Their links are always massless
  2. B
    They use no joints
  3. C
    Their end-effector has zero motion
  4. D
    Loads are distributed through multiple kinematic chains
Question 42Single Answer
Which manipulator architecture generally accumulates positioning errors along successive joints more strongly?
  1. A
    Serial
  2. B
    Parallel
  3. C
    Purely spherical parallel only
  4. D
    Fixed mechanism
Question 43Single Answer
In a serial robot, the actuator nearest the base often has to move what?
  1. A
    Only its own link
  2. B
    Several downstream links and actuators
  3. C
    Only the end-effector mass
  4. D
    No moving mass
Question 44Single Answer
Which architecture is often better suited for high-speed pick-and-place applications because of low moving inertia?
  1. A
    Heavy serial manipulator
  2. B
    Parallel manipulator
  3. C
    Cartesian gantry only
  4. D
    Cylindrical manipulator only
Question 45Single Answer
Which robot architecture is structurally more similar to a human arm?
  1. A
    Parallel manipulator
  2. B
    Serial manipulator
  3. C
    Stewart platform
  4. D
    Delta platform only
Question 46Single Answer
A Cartesian robot with three translational axes is commonly represented by which joint sequence?
  1. A
    RRR
  2. B
    RPP
  3. C
    PPP
  4. D
    RRP
Question 47Single Answer
What type of workspace is ideally associated with a three-axis Cartesian robot?
  1. A
    Cylindrical volume
  2. B
    Rectangular parallelepiped
  3. C
    Spherical shell
  4. D
    Annular torus
Question 48Single Answer
A cylindrical robot is commonly represented by which first three joint types?
  1. A
    PPP
  2. B
    RRP
  3. C
    RPP
  4. D
    RRR
Question 49Single Answer
Which joint is typically the first joint in a cylindrical robot?
  1. A
    Prismatic
  2. B
    Helical only
  3. C
    Revolute
  4. D
    Universal
Question 50Single Answer
Which workspace shape is most closely associated with a cylindrical manipulator?
  1. A
    Cylindrical or annular cylindrical volume
  2. B
    Rectangular box
  3. C
    Spherical shell
  4. D
    Flat disk only
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