GATE 2020 Syllabus for Biomedical Engineering (BM)

S.No

Name of Section

Topics

1

Engineering Mathematics

• Linear Algebra

• Calculus

• Differential Equations

• Analysis of Complex Variables

• Probability and Statistics

• Numerical Methods

2

Electrical Circuits

• Voltage and current sources: independent, dependent, ideal and practical; v-i relationships of resistor, inductor, mutual inductor and capacitor; transient analysis of RLC circuits with dc excitation.

• Kirchoff’s laws, mesh and nodal analysis, superposition, Thevenin, Norton, maximum power transfer and reciprocity theorems.

• Peak-, average- and rms values of ac quantities; apparent-, active- and reactive powers; phasor analysis, impedance and admittance; series and parallel resonance, locus diagrams, realization of basic filters with R, L and Celements.

3

Signals and Systems

Continuous and Discrete Signal and Systems: Periodic, aperiodic and impulse signals; Sampling theorem; Laplace, Fourier and z-transforms; transfer function, frequency response of first and second

order linear time invariant systems, impulse response of systems; convolution, correlation. Discrete time system: impulse response, frequency response, pulse transfer function; DFT; basics of IIR and FIR filters.

4

Analog and Digital Electronics

• Characteristics and applications of diode, Zenerdiode, BJT and MOSFET; small signal analysis of transistor circuits, feedback amplifiers. Characteristics of operational amplifiers; applications of opamps: difference amplifier, adder, subtractor, integrator, differentiator, instrumentation amplifier, buffer.

• Combinational logic circuits, minimization of Boolean functions. IC families: TTL and CMOS. Arithmetic circuits, comparators, Schmitt trigger, multi-vibrators, sequential circuits, flipflops, shift registers, timers and counters; sample-and-hold circuit, multiplexer. Characteristics of ADC and DAC (resolution, quantization, significant bits, conversion/settling time); basics of number systems, microprocessor and microcontroller: applications, memory and input-output interfacing; elements of data acquisition systems.

5

Measurements and Control Systems

SI units, systematic and random errors in measurement, expression of uncertainty - accuracy and precision index, propagation of errors. PMMC, MI and dynamometer type instruments; dc potentiometer; bridges for measurement of R, L and C, Q-meter. Basics of control engineering – modeling system: transfer function and state-space model, stability analysis: time domain and frequency domain analysis.

6

Sensors and Bio-instrumentation

• Types of Instruments: Resistive-, capacitive-, inductive-, piezoelectric-, Hall Effect sensors and associated signal conditioning circuits; Optical sources and detectors: LED, Photo-diode, p-inandavalanchephotodiode (APD), light dependent resistor and their characteristics; basics of magnetic sensing; Interferometer: applications in metrology; basics of fiber optic sensing. Basics of LASERs.

• Origin, nature, and types of Biosignals, Principles of sensing physiological parameters, types of transducers and their characteristics, Electrodes for bioelectric signals, Bioelectric signals and their characteristics. Biopotential Amplifiers, Noiseandarte facts and their management, Electrical Isolation (optical and electrical) and Safety of Biomedical Instruments. Generation, Acquisition, and signal conditioning and analysis of biosignals: ECG, EMG, EEG, EOG, Blood ERG, PCG, GSR. Principles of measuring blood pressure, Core temperature, volume & flow in arteries, veins and tissues – Lung volumes, respiration and cardiacrate.

7

Human Anatomy and Physiology

Basic elements of human body-muscloskeletal system, respiratory system, circulatory system, excretory system, endocrine system, nervous system, digestive, nervous, immune, integumentary, and reproductive systems, Basics of cell and molecular biology.

8

Biomechanics

• Engineering Mechanics

• Hard Tissues

• Soft Tissues

• Human Joints and Movements

• Biofluid mechanics

9

Medical Imaging Systems

Basic physics and Instrumentation of medical images in X-Ray, Ultrasound, CT, MRI, PET, FMRI,

SPECT, and their characteristics.

10

Biomaterials

Basic properties of biomaterials, biocompatibility, bioactivity, biodegradable materials, Fundamentals of

implants and medical devices, drug delivery carriers, scaffolds for tissue engineering

S.No

Particulars

Details

1

Mode of Examination

Computer Based Examination

2

Duration

3 Hours (180 Minutes)

3

Types of Questions

Two types of questions will be asked:

• Multiple Choice Question (MCQ)

• Numerical Answer Key (NAT) Questions

4

Total Number of Questions

65 Questions

5

Total Marks

100 Marks

6

Sections

There will be three sections in the examination:

• Engineering Mathematics

• General Aptitude

• Biomedical Engineering section

7

General Aptitude Section

This section will be mandatory and consist of 10 questions. 5 of the questions will be of 1 mark and the remaining will be of 2 marks. The total marks of the section will be 15 marks.

8

Marking Scheme

• For 1 Mark MCQs - ⅓ mark will be deducted for every wrong answer.

• For 2 Mark MCQs - ⅔ mark will be deducted for every wrong answer.

• Unattempted questions will be given zero marks

• There will be no negative marking

S.No

Name of Book

Name of the Author

1

Quantitative Aptitude

Harianth

2

Verbal and Non-Verbal Reasoning

R.S. Aggarwal

3

Objective English for Competitive Examinations

Hari Mohan Prasad, Uma Rani

S.No

Name of Book

Name of the Author

1

Introduction to Biomedical Engineering

Domach

2

Fundamentals of Biomedical Engineering

G.S Sawhney