SSC IMD Scientific Assistant Exam Syllabus:
SSC conducts Scientific Assistant Recruitment Exam for Indian Meteorological Department. As the exam pattern suggests, the exam will be conducted in two parts: Paper 1 and Paper 2. The maximum time limit allotted for both papers. There will be 100 questions in both papers.
Paper 1 will cover general intelligence portion whereas Paper 2 will be subject specific. The complete syllabus for both papers is mentioned here, check it out.
► Paper 1:
• General Intelligence and Reasoning:
Analogies, similarities, differences, space visualization, problem-solving, analysis, judgment, decision making, visual memory, discrimination, observation, relationship concepts, arithmetical reasoning, verbal and figure classification, arithmetical number series, abstract ideas and symbols and their relationships, arithmetical computations and other analytical functions.
• Quantitative Aptitude:
whole numbers, decimals, fractions and relationships between numbers, Percentage, Ratio & Proportion, Square roots, Averages, interest, Profit and Loss, Discount, Partnership Business, Mixture and Alligation, Time and Distance, Time & Work, Basic algebraic identities of School Algebra & Elementary Surds, Graphs of Linear Equations, Triangle and its various Kinds of centers, Congruence and similarity of triangles, Circle and its chords, tangents, angles subtended by chords of a circle, common tangents to two or more circles, Triangle, Quadrilaterals, Regular Polygons, Circle, Right Prism, Right Circular Cone, Right Circular Cylinder, Sphere, Hemispheres, Rectangular Parallelepiped, Regular Right Pyramid with triangular or square base, Trigonometric ratio, Degree and Radian Measures, Standard Identities, Complementary angle, Heights and Distances, Histogram, Frequency polygon, Bar diagram & Pie chart.
• English Language:
English grammar, Vocabulary, Spellings, Synonyms and Antonyms, Comprehension, Correct and incorrect usages, sentence structure, reading comprehension and para jumbles.
• General Awareness:
General, physical, geographical, topographical, economic and climatic features of India. Current events. Matters of everyday observation and experience on scientific aspects and reasoning. Basic topics of mathematics, Chemistry, and Physics. History of India, its cultural heritage, freedom movement, salient feature of the Constitution of India, Economic and social aspect of the country and its people.
► Paper-II: Subject- Specific Knowledge
• Physics (Mechanics): Units and Dimensions, SI Units, Newton‟s Laws of Motion, conservation of linear and angular momentum, projectiles, rotational motion, moment of inertia, rolling motion, Newton‟s Law of gravitation, Planetary motion, Kepler‟s Laws of Planetary motion, artificial satellites, Fluid motion, Bernoulli‟s theorem, Surface tension, Viscosity, Elastic Constants, bending of beams, torsion of cylindrical bodies, elementary ideas of special theory of relativity.
Thermal Physics, Radiation & Sound: Thermometry, Zeroth, first and second laws of thermodynamics, reversible and irreversible processes, Internal energy, Heat engines, Maxwell‟s relation, ideal and real gases, equations of state, Heat Capacities, Adiabatic and Isothermal processes, Clausius-Clapeyron relation, Thermal Conductivity, Entropy, Enthalpy, Dalton‟s law of partial pressure, Vapour pressure, Kinetic theory of gases, Brownian motion, Maxwell‟s velocity distribution, Equipartition of energy, mean free path Vander walls‟ equation of State, Liquefaction of gases. Blackbody radiation, Kirchhoff‟s law, Stephen‟s law, Planck‟s law. Conduction in solids.
Wave and Oscillations: Simple harmonic motion, wave motion, superposition principle, Damped oscillations; forced oscillations and resonance; simple oscillatory systems; vibrations of rods, strings and air columns. Doppler effect; Ultrasonic; Sabine‟s law of reverberation; Recording and reproduction of sound.
Optics: Nature and propagation of light; Reflection & Refraction. Interference; diffraction; polarization of light; simple interferometers. Determination of wavelength of spectral lines, Electromagnetic spectrum. Rayleigh scattering, Raman effect, Lenses and mirrors, combination of coaxial thin lenses, spherical and chromatic aberrations, and their corrections, Microscope, Telescope, Eyepieces and Photometry.
Electricity and magnetism: Electric charges, fields and potentials, Gauss‟s theorem, Electrometers, Dielectrics, Magnetic properties of matter and their measurement, Elementary theory of dia, para and ferro-magnetism, Hysteresis, Electric current and their properties, Ohm‟s law, Galvanometers, Whetstone‟s bridge and applications, Potentiometers, Faraday‟s law of E.M. induction, self and mutual inductance and their applications, alternating currents, impedance and resonance, LCR circuit, Dynamos, motors, transformers, Peltier-Seebeck and Thomson effects and applications, electrolysis, Hall effect, Hertz experiment and
electro-magnetic waves, Particle accelerators and cyclotron.
Atomic structure: Electron, measurement of "e" and "e/m", measurement of Planck Constant, Rutherford-Bohr Atom, X-rays, Bragg‟s law, Moseley‟s law, Radioactivity, Alpha-Beta-Gamma emission, Elementary ideas of nuclear structures, Fission, Fusion and Reactors, Louis de Broglie waves and Electron Microscope.
Electronics: Thermo-ionic emission, diodes and triodes, p-n diodes and transistors, simple rectifier, amplifier and oscillator circuits
• Electronics & Telecommunication
Telecommunication: Basic antenna principle directive gain, directivity, radiation pattern, broad-side and end-fire array, Yagi antenna, Parabolic antenna, Ground wave propagation, space waves, ionosphere propagation and electromagnetic frequency spectrum, Modulation, types of modulation, Amplitude Modulation (AM), Modulation index, Power relation in AM, Generation and Demodulation of AM.
Single Side Band (SSB): Power requirement in comparison with AM, Advantages of SSB over AM. Concept of Balanced Modulator, Generation of SSB, Pilot Carrier System. Independent Side System, Vestigial Sideband Transmission.
Frequency Modulation (FM): Definition of FM, Bandwidth, Noise triangle, Preemphasis and De-emphasis.
Pulse Modulation (PM): Definition of PM. Difference between AM and FM.
Radio receivers. Sampling Theorem, PAM, PTM, PWM, PPM, pulse code modulation, Quantization noise, commanding, PCM system, differential PCM, Delta modulation, Multiplexing: FDM/TDM.
Introduction of digital Communication: PSK, ASK, FSK, introduction to fiber optics system, Propagation of light in optical fiber and ray model. Propagation of signals at HF, VHF, UHF and microwave frequency and satellite communications
Electronics: Conductors, Semi-conductors, Insulators, Magnetic, Passive components, characteristics of Resistors, Capacitors and inductors.PN Junction diode, forward and reverse bias characteristics and equivalent circuits of diode, Zener diode and applications, clipping, clamping and rectifier circuits using diodes. Bipolar Junction Transistors (BJT) Field Effect Transistor (FET) and MOSFET; Biasing and stability, Emitter follower and its applications – Negatives feed backTransistor as a switch, Multistage Amplifiers, Feedback, Oscillators, Multivibrators, Voltage regulation, Power amplifiers. Introduction to Network Theorems: Kirchoff‟