GATE 2020 INSTRUMENTATION ENGINEERING PATTERN

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    GATE 2021 Instrumentation Engineering Exam Pattern, Marking Scheme and Weightage of Topics

    Nikkil Visha Nikkil Visha
    Exams Prep Master

    GATE is a national-level entrance exam taken to shortlist the eligible candidates planning to pursue a master’s program or post-graduate program. The latest GATE Instrumentation Engineering (IE) syllabus will be announced by IIT Bombay and the candidates planning to appear for the GATE engineering exam are advised to go through the latest syllabus and exam pattern while preparing for the test. 

    • GATE 2021 Instrumentation Engineering paper pattern will consist of mode of examination, number of questions, marking scheme, type of questions, etc. 
    • Instrumentation Engineering is one of the streams of engineering which is preferred by numerous students each year.
    • Major sections of GATE 2021 IN include Engineering Mathematics, General Aptitude, Measurements, Analog Electronics, Electrical Circuits, Control Systems, Digital Electronics. Check Here  GATE 2021 Instrumentation Engineering Syllabus

    According to GATE IN exam pattern 2021, paper includes multiple-choice and numerical answer type (NAT) questions. Negative marking does not apply to the numerical answer type (NAT) questions. Candidates obtaining high marks in GATE 2021 can apply for admission in various engineering colleges.

    Read the article to know about GATE 2020 IN Exam Pattern, Marking Scheme, weightage. Sample questions, the scope of after Instrumentation Engineering, etc

    Must Read:

    Highlights of GATE 2021 Instrumentation Engineering Exam Pattern 

    • There will be no minimum or a maximum age limit to appear for the GATE 2021 examination.
    • The eligibility to get admission in M.Tech course through GATE score differs from the participating institute to institute.
    • The candidates are allowed to appear for the exam unlimited times as there is no limit on the number of attempts to appear or apply for GATE.
    • In the GATE 2021 Instrumentation Engineering exam, 70% weightage will be granted to the Instrumentation Engineering section while General Aptitude and Engineering Mathematic will hold the remaining weightage (15% each).
    FeatureDescription
    Mode of the examOnline
    Duration of the ExamA total of 3 hours (180 minutes)
    Number of Questions65
    Total Marks100 Marks
    Question Type
    • Multiple Choice Questions (MCQ) and
    • Numerical based Questions
    Total sections
    • General Aptitude
    • Engineering Mathematics
    • Subject-specific part (Instrumentation Engineering section)
    Marking Scheme
    • For 1 Mark MCQs (1/3rd marks will be deducted for wrong answers)
    • For 2 Mark MCQs (2/3rd marks will be deducted).
    • There will be no negative marking

    Why Knowledge of Exam Pattern is important?

    Knowing the latest exam pattern of GATE 2021 is important as it can prove beneficial for the candidates planning to get a seat in the top-most engineering colleges and universities across the country. The official brochure released by IIT is useful for the candidates and it will help them in preparing as per the latest exam pattern, also the candidates can take the reference of the last years’ sample paper as well so that they can prepare more productively.

    GATE exam is designed to shortlist the candidates for various master’s programs in engineering.

    • The instrumentation engineers are expected to learn a lot of theories and formulas so they can get a basic understanding of all the concepts which will help them in clearing all their concepts and topics as per the GATE IE syllabus.
    • The more you give GATE Instrumentation Engineering practice papers, the better understanding you will develop. The candidates can also take more mock tests so that they can understand their weaknesses and stronger points as well.
    • The students must have a focus on their weaknesses which is only possible in case you are familiar with the latest exam pattern.

    Knowledge of the GATE syllabus helps the students to move in the right direction and moving on the path of success will become easier in case you are completely aware of the GATE Instrumentation Engineering.


    GATE 2021 Instrumentation Engineering Exam Pattern

    Details of GATE 2021 Instrumentation Engineering Exam Pattern

    Time Duration:

    • GATE 2021 Instrumentation Engineering will be a 3-hour long computer based test. 
    • The exam will be conducted in English language only.

    Total Marks:

    • The total marks in GATE CE are 100 and the total number of questions is 65.

    Type of Question: 

    • There will be two styles of questions that will come in the exam including Multiple Choice Questions (MCQ) and Numerical Answer Type (NAT) Questions.
    • The paper will comprise a general aptitude section which all the candidates have to attempt. It will have 10 questions out of which half of the questions carries a weightage of 1 mark while the other half will be of 2 marks.
    • Engineering Mathematics is a compulsory section containing 10 questions that carry a total of 15 marks.
    • Remaining 70 marks will be given to the core subject questions.

    Number of Sections: 

    There will be three sections in the question paper including:

    • General aptitude
    • Engineering Mathematics
    • Subject selected by the candidates (Instrumentation Engineering)
    • Engineering Mathematics carrying 15% of the total marks, General Aptitude carrying 15% of the total marks, and Instrumentation Engineering subject carrying 70% of the total marks.

    Know More  GATE 2021 Exam Pattern 


    GATE 2021 Instrumentation Engineering Marking Scheme

    GATE 2021 Instrumentation Engineering Marking Scheme

    • For the MCQs that hold one mark; 1/3rd marks will be deducted for the incorrect attempts while the MCQs questions carry 2 marks, the deduction will be of two-third marks.
    • Negative marking: No marks will be deducted in case the candidates give wrong answers in Numerical Answer Type (NAT) questions.
    • Zero marks will be deducted for unanswered/unattempted questions
    • In GATE 2021, General Aptitude and Engineering Mathematics will be compulsory sections which together hold 30% weightage.
    • The Instrumentation Engineering holds the major 70% weightage in the GATE Mechanical Engineering exam.
    PaperExam patternNumber of QuestionsMarks
    Instrumentation Engineering (IE)GA (General Aptitude)1015
    Engineering Mathematics1015
    Instrumentation Engineering4570
    Total65100

    Marking scheme:

    Type of QuestionNegative marking for wrong answerMarking for correct answer
    MCQs⅓ for 1 mark questions ⅔ for 2 marks questions1 or 2 marks
    NATsNo Negative Marking1 or 2 marks

    Important Topics of GATE 2021 Instrumentation Engineering Paper

    The whole syllabus of Instrumentation Engineering syllabus is divided into different sections including Engineering Mathematics, Measurements, Analog Electronics, Electrical Circuits, Control Systems, Digital Electronics, Signal and Systems, Sensors, and Industrial Instrumentations & Communication and Optical Instrumentation.

    Different topics come under each of the sections out of a few important topics are mentioned below.

    SubjectSyllabus
    Engineering Mathematics
    • Algebra Linear
    • Differential Equations
    • Analysis of Complex Variables
    • Probability and Statistics
    • Numerical Methods
    Circuits ElectricalVoltage and current sources, inductor, mutual inductor and capacitor; transient analysis of RLC circuits with dc excitation. Impedance and admittance, realization of main filters with R, L and C elements, driving point impedance, admittance, open-, and short circuit parameters.
    Signals and Systems
    • Periodic, aperiodic and impulse signals
    • Fourier and z-transforms
    • Frequent response of main linear time-invariant systems,
    • Impulse response of systems; convolution, correlation. Discrete-time system: impulse
    • Response
    • Frequent response
    Control SystemsFeedback principles, Routh and Nyquist criteria, root loci, design of lead, state-space representation of systems, time-delay systems, hydraulic and pneumatic system components, etc.
    Analog ElectronicsMain features of applications of the diode, Zener diode, small-signal analysis of circuits, amplifiers feedback, applications of op amps, etc.
    Digital ElectronicsCombinational logic circuits,sequential circuits, multi-vibrators, sample-and-hold circuit, Multiplexer,sequential circuits,Schmitt trigger, minimization of Boolean functions, analog digital,integrating, flash and sigma-delta) and digital-to- analog converters, etc.
    MeasurementsSystematic and random problems in measurement, expression of uncertainty - accuracy and precision index, propagation of errors. bridges of measuring R, L and C, Q-meter, Measurement of voltage, current and power in single and three phase circuits, etc

    Weightage of Topics in GATE 2021 Instrumentation Engineering

    Subject Wise Weightage of GATE 2021 Instrumentation Engineering Topics

    TopicGATE 2020GATE 2019GATE 2018
    Engineering Mechanics15%10%14%
    Network Theory8%8%9%
    Signals & Systems8%8%8%
    Control Systems13%14%13%
    Analog Electronics9%11%9%
    Digital Circuits8%8%8%
    Measurements12%5%10%
    Transducers8%9%8%
    Optical Instrumentation4%7%6%

    Topics wise weightage

    TopicsExpected Number of questionsExpected Marks
    Engineering Mechanics46
    Mechanics of Material711
    Machine Design23
    Theory of Machines58
    Heat Transfer47
    Fluid Mechanics69
    Manufacturing Engineering811
    Industrial Engineering24

    Besides the above-mentioned topics, many other topics are important and students must study dedicatedly.

    Check GATE Instrumentation Engineering Paper Analysis

    Sample Questions from important GATE 2021 Instrumentation Engineering major topics

    Ques 1. The fishermen, _______ the flood victims owed their lives, were rewarded by the minister.

    (A) whom

     (B) to which

     (C) to whom

     (D) that

    Correct answer: (C) to whom

    Ques 2. A few students were not involved in the strike. If the mentioned statement is right, which of the following conclusions is /are logically correct?

    1. Some that were linked in the strike were students.

    2. None of the students were involved in the strike.

    3. Some who were not involved in the strike were students.

    4. At least one of the students was involved in the strike. 

    (A) 1 and 2

     (B) 4

     (C) 3

     (D) 2 and 4

    Correct answer: (B) 4 

    Ques 3 The radius as well as the height of a circular cone increases by 10%. The percentage hike in its volume is ______.

    (A) 17.1 

    (B) 21.0 

    (C) 33.1 

    (D) 72.8

    Correct answer: (C) 33.1

    Ques 4. A piezoelectric transducer with sensitivity of 30 mV/kPa is expected to be used in the range varying from 0 kPa to 100 kPa. The readout circuit has peak noise amplitude of almost 0.3 mV and measured signals more than the full pressure ranges are encoded with 10 bits. The smallest pressure which emits a non-zero output, in units of Pa, would be almost

    (A) 10

    (B) 100 

    (C) 240 

    (D) 300

    Correct answer: (B) 100

    Ques 5. A 100 W light source produces uniformly in all directions. A photodetector with a circular active area whose diameter is 2 cm is placed 1 m away from the source, normal to the incident light. If the responsivity of the photodetector is 0.4 A/W, Calculate the photo-current generated in the detector, in units of mA?

    (A) 1 

    (B) 4 

    (C) 100 

    (D) 400

    Correct answer: (A) 1

    Ques 6. A resistance-meter consists of five measurement range-settings that varies from 200 Ω and 2 MΩ in multiples of 10. The meter calculates resistance of a device by calculating a full-range voltage of 2 V across the device by passing an appropriate constant current for each range-setting. In case a device having a resistance value ranging between 8 kΩ to 12 kΩ and a maximum power rating of 100 μW is to be measured safely with this meter, the option for range-setting on the meter for best resolution in measurement, in kΩ, is

    (A) 2 

    (B) 20 

    (C) 200 

    (D) 2000

    Correct answer: (C) 200

    Download  GATE Instrumentation Engineering Practice Papers


    Books Recommended for GATE 2021 Instrumentation Engineering

    During preparation for the GATE exam, it is important that the candidates must choose the right kind of books for studying. The list of the referred books for Instrumentation Engineering is mentioned below:

    • Mathematics- Advanced Engineering Mathematics by Erwin Kreyszig, Gate Engineering Mathematics by Made Easy (Authors)
    • Network Theory (Engineering Circuit Analysis - Steven M. Durbin)
    • Analog Electronics - Behzad Razavi; GATE - Electronics & Communication (by R K Kanodia)
    • Digital Electronics- Solved last year questions - EC and IN streams

    What is Instrumentation Engineering and its scope?

    Instrumentation engineering is a part of the engineering and the instrumentation engineers work for the industries to improve productivity, reliability, safety, optimization, and stability. The instrumentation engineers are mainly responsible for integrating the sensors with the recorders, transmitters, displays or control systems. They can design or specify installation, wiring, and signal conditioning and are responsible for calibration, testing and maintenance of the system as well.

    • The candidates getting high marks in their GATE exam can apply for admission at various engineering colleges that play an important role in having a futuristic career ahead.
    •  Also, the instrumentation engineers can pursue postgraduate engineering courses (MTech) in Instrumentation Engineering so that they can boost their expertise in this particular field. 
    • There are wider job opportunities for instrumentation engineers in India and abroad in industries like Public/Private firms, R&D organizations, steel plants, cement manufacturing companies, among others. Check  COAP Counselling

    Scope for GATE 2021 IN

    • Instrumentation Engineers may design devices like dynamometers for measuring aircraft sensors, blood glucose monitors, torque, and smoke detectors.
    • They may also develop electrocardiograph equipment and computed tomography scanners or may work on security systems.
    • They also play an important role in every successful aeronautical research project.
    • There are various employment opportunities in manufacturing firms, biomedical companies, defense contractors, government, or private engineering firms.

    Job opportunities for Instrumentation Engineers

     Instrumentation Engineers may find employment in industries that improve stability, efficiency, and safety of automated processes. Apart from the below mentioned industrial sectors, they also find employment in companies that utilize specialized instruments for their day-to-day operation. Check  GATE PSU Recruitment 

    Public/Private FirmsSteel Plants
    Thermal Power PlantsCement Manufacturing Companies
    R&D OrganizationsChemical Companies and similar industries

    Important Instructions for candidates

    Important Instructions for candidates

    • GATE 2021 exam will be an online exam (Computer Based Test mode).
    • The entire duration of the GATE 2021 will be 3 hours and all the questions will be based on the latest exam pattern.
    • The candidates appearing for the GATE 2021 need to carry an Admit Card in addition to the original valid photo identity proof with them at the examination hall.
    • Scribble pads will be offered to the GATE 2021 candidates inside the examination hall by the invigilators for doing rough work. Make sure that the candidates are writing their name and registration number on the pad given to them.

    Things not allowed inside GATE 2021 exam center

    • Carrying a mobile phone or any other electronic device inside the examination center is not allowed.
    • Also, carrying any kind of printed or hand-written textual material, inside the exam center is prohibited.

    All these guidelines will help the GATE candidates to give their exam smoothly, all the GATE aspirants must adhere to these instructions carefully so that they can accurately give their exam. The candidates appearing for the GATE exam are suggested to carefully check the GATE exam pattern.

    Hard work, dedication, and efforts are the keys to prepare effectively for the exam that can GATE aspirants to reach to the heights of success. So start preparing yourself for the GATE 2021 exam and leave no stone untouched to taste the sweetness of success

    Frequently Asked Questions

    GATE 2021 IN Exam Pattern FAQs

    Ques: What will be the marking scheme in GATE 2021 Instrumentation Engineering paper?

    Ans: For the MCQs that hold one mark; 1/3rd marks will be deducted for the incorrect attempts while the MCQs questions carry 2 marks, the deduction will be of two-third marks. Negative marking: No marks will be deducted in case the candidates give wrong answers in Numerical Answer Type (NAT) questions. Zero marks will be deducted for unanswered/unattempted questions.

    Type of QuestionNegative marking for wrong answerMarking for correct answer
    MCQs⅓ for 1 mark questions ⅔ for 2 marks questions1 or 2 marks
    NATsNo Negative Marking1 or 2 marks

    Ques: What will be the major section for GATE 2021 Instrumentation Engineering paper?

    Ans: There will 3 major sections in GATE 2021 Instrumentation Engineering paper: General Aptitude, Engineering Mathematics, and Core subject. Further, these 3 major sections will be divided into sub-sections. The majority of syllabus and questions will be asked from the core subject that is 70% and the remaining 30% will be from general aptitude and engineering mathematics. Candidates can refer to the table below to know more about the exam pattern:

    PaperExam patternNumber of QuestionsMarks
    Instrumentation Engineering (IE)GA (General Aptitude)1015
    Engineering Mathematics1015
    Instrumentation Engineering4570
    Total65100

    Ques: What will be the type of questions in GATE 2021 Instrumentation Engineering paper?

    Ans: There will be two styles of questions that will come in the exam including Multiple Choice Questions (MCQ) and Numerical Answer Type (NAT) Questions. The paper will comprise a general aptitude section that all the candidates have to attempt. It will have 10 questions out of which half of the questions carry a weightage of 1 mark while the other half will be of 2 marks. Engineering Mathematics is a compulsory section containing 10 questions that carry a total of 15 marks. Remaining 70 marks will be given to the core subject questions.

    Ques: What books should I refer for GATE 2021 Instrumentation Engineering preparation?

    Ans: Candidates can refer to their graduation books or notes because the syllabus of GATE 2021 Instrumentation Engineering paper will be based on the level of graduation. However, for better preparations candidates can also refer to these books:

    • Mathematics- Advanced Engineering Mathematics by Erwin Kreyszig, Gate Engineering Mathematics by Made Easy (Authors)
    • Network Theory (Engineering Circuit Analysis - Steven M. Durbin)
    • Analog Electronics - Behzad Razavi; GATE - Electronics & Communication (by R K Kanodia)
    • Digital Electronics- Solved last year questions - EC and IN streams

    *The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College

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