**KEAM Physics Syllabus 2021**– Commissioner of entrance exam (CEE) is the conducting body of KEAM. With the help of the KEAM entrance exam applicants can take admission through various courses such as engineering, Medical, Accenture and many more for that applicant to read this article. This article is totally base on the KEAM Physics syllabus 2021. There are two more subjects are Mathematics and chemistry. To view KEAM chemistry syllabus 2021 and KEAM Mathematics syllabus 2021 applicants must click on the button that is given below. This will directly help the applicant to make a road map to get good marks in the KEAM entrance exam. Applicants also click on the direct link that is given below to download the KEAM syllabus pdf 2021.

*Latest Updates for KEAM 2021 *

**01 June 2021- **Online application form has been released by the organization. Click Here to apply online for KEAM 2021.

## KEAM Physics Syllabus 2021

According to our expert research, it is proven that if any applicants make a road map of exam preparation by observing syllabus and exam pattern then that applicants score good marks. This is because the speed of attempting questions during the exam will increase and the accuracy of attempting the questions will help to score good marks in KEAM 2021. KEAM syllabus 2021 contains three subjects are Physics, Chemistry and Mathematics.

If we look towards the KEAM exam pattern then applicants need to face two papers. i.e. paper 1 and paper 2. After completing the KEAM syllabus applicants need to look towards the KEAM model test paper or the KEAM question paper. Applicants need to follow only a single author book. If any applicants follow different author books to cover all the topics then applicants face so much difficulty to complete the KEAM syllabus and there is a lot of confusion created in their mind.

### KEAM Exam 2021 Pattern

Particulars | Details |
---|---|

Mode of Exam | Offline (Pen and Paper Based Test) |

Number of Papers | Two (2): Paper 1 – Physics and ChemistryPaper 2 – Mathematics |

Language | English |

Total Number of Questions | 120 Questions – Paper 1120 Questions – Paper 2 |

Type of Questions | Multiple Choice Question (MCQ) |

Duration of Exam | 2 hours 30 minutes for each paper |

Marking Scheme | 4 marks will be awarded for every correct answer1 mark will be deducted for an incorrect answer |

### KEAM Exam Pattern 2021 – Subject-Wise Distribution

Papers | Subjects | Number of Questions | Marks per question | Marks | Time Allotted |
---|---|---|---|---|---|

Paper 1 | Physics & Chemistry | 120 | 4 | 120X4=480 | 2 hours 30 minutes |

Paper 2 | Mathematics | 120 | 4 | 120X4=480 | 2 hours 30 minutes |

Total | 240 | 960 |

### KEAM Exam Pattern important points & Highlights

- All the question to be asked in the exam that is in the format of multiple-choice questions
- KEAM 2021 is an offline mode exam for or pen-paper test. Applicants need to mark their answers in the OMR sheet that has been given by the examiner.
- The applicant will get zero marks if the applicant marks more than 1 answer for the same question even if the answer marked by the applicant is correct.
- Negative marking is present in this exam for every incorrect answer there will be 1 negative mark detected.
- Paper 1 and Paper 2 is going to be contested on a different day but the user needs to fill a single slot for both papers.

### KEAM Physics Syllabus | KEAM Physics syllabus 2021

We already discussed that the KEAM paper consists of two sections KEAM paper 1 and KEAM paper 2. In paper 1 question to be asked by the applicant from subject Physics and Chemistry. There are a total of 120 objective types of question to be asked in paper 1 and the total time given to solve this question is 150 minutes. The total marks to be allotted for paper 1 is 480 marks.

#### UNIT I: PHYSICAL WORLD AND MEASUREMENT

Scope and excitement; nature of physical laws; Physics, technology and society. Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures. Dimensions of physical quantities, dimensional analysis and its applications.

#### UNIT II: KINEMATICS

Frame of reference, Motion in a straight line: Position-time graph, speed and velocity. Uniform and non-uniform motion, average speed and instantaneous velocity. Uniformly accelerated motion, velocity-time and position-time graphs, relations for uniformly

accelerated motion (graphical treatment).

Elementary concepts of differentiation and integration for describing motion. Scalar and vector quantities: Position and displacement vectors, general vectors and notation, equality of vectors, multiplication of vectors by a real number; addition and subtraction of vectors. Relative velocity. Unit vectors. Resolution of a vector in a plane – rectangular components. Scalar and Vector

products of Vectors. Motion in a plane. Cases of uniform velocity and uniform acceleration – projectile motion. Uniform circular motion.

#### UNIT III: LAWS OF MOTION

Intuitive concept of force. Inertia, Newton’s first law of motion; momentum and Newton’s second law of motion; impulse; Newton’s third law of motion. Law of conservation of linear momentum and its applications.

Equilibrium of concurrent forces. Static and kinetic friction, laws of friction, rolling friction, lubrication

Dynamics of uniform circular motion: Centripetal force, examples of circular motion (vehicle on level circular road, vehicle on banked road).

#### UNIT IV: WORK, ENERGY AND POWER

Centre of mass of a two-particle system, momentum conservation and centre of mass motion. Centre of mass of a rigid body; centre of mass of uniform rod, circular ring, disc and sphere. Moment of a force, torque, angular momentum, conservation of angular momentum with some examples. Equilibrium of rigid bodies, rigid body rotation and equation of rotational motion, comparison of linear and rotational motions; the moment of inertia, the radius of gyration. Values of M.I. for simple geometrical objects (no derivation). Statement of parallel and perpendicular axes theorems and their

applications.

#### UNIT VI: GRAVITATION

Kepler’s laws of planetary motion. The universal law of gravitation. Acceleration due to gravity and its variation with altitude and depth.

Gravitational potential energy; gravitational potential. Escape velocity, orbital velocity of a satellite. Geostationary satellites.

#### UNIT VII: PROPERTIES OF BULK MATTER

Elastic behaviour, Stress-strain relationship, Hooke’s law, Young’s modulus, bulk modulus, shear, modulus of rigidity, poisson’s ratio; elastic energy.

Pressure due to a fluid column; Pascal’s law and its applications (hydraulic lift and hydraulic brakes).Effect of gravity on fluid pressure

Viscosity, Stokes’ law, terminal velocity, Reynold’s number, streamline and turbulent flow. Critical velocity, Bernoulli’s theorem and its applications.

Surface energy and surface tension, angle of contact, excess of pressure, application of surface tension ideas to drops, bubbles and capillary rise.

Heat, temperature, thermal expansion; thermal expansion of solids, liquids, and gases. Anomalous expansion. Specific heat capacity: C p , C v – calorimetry; change of state – latent heat. Heat transfer – conduction and thermal conductivity, convection and radiation.

Qualitative ideas of Black Body Radiation, Wein’s displacement law, and Green House effect. Newton’s law of cooling and Stefan’s law.

#### UNIT VIII: THERMODYNAMICS

Thermal equilibrium and definition of temperature (zeroth law of Thermodynamics). Heat, work and internal energy. First law of thermodynamics. Isothermal and adiabatic processes. Second law of thermodynamics: Reversible and irreversible processes.

Heat engines and refrigerators.

#### UNIT IX: BEHAVIOUR OF PERFECT GAS AND KINETIC THEORY

Equation of state of a perfect gas, work done on compressing a gas. Kinetic theory of gases: Assumptions, concept of pressure

Avogadro’s number. Kinetic energy and temperature; rms speed of gas molecules; degrees of freedom, law of equipartition of energy (statement only) and application to specific heat capacities of gases; concept of mean free path.

#### UNIT X: OSCILLATIONS AND WAVES

Periodic motion – period, frequency, displacement as a function of time. Periodic functions. Simple harmonic motion (SHM) and its equation; phase; oscillations of a spring – restoring force and force constant; energy in SHM – kinetic and potential energies; simple pendulum – derivation of expression for its time period; free, forced and damped oscillations (qualitative ideas only),

resonance.

Wave motion. Longitudinal and transverse waves, speed of wave motion. Displacement relation for a progressive wave. Principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, fundamental mode and harmonics. Beats. Doppler effect.

#### UNIT XI: ELECTROSTATICS

Electric charges and their conservation. Coulomb’s law – force between two point charges, forces between multiple charges; superposition principle and continuous charge distribution. Electric field, electric field due to a point charge, electric field lines; electric dipole, electric field due to a dipole; torque on a dipole in a uniform electric field.

Electric flux, statement of Gauss’s theorem and its applications to find field due to infinitely long uniformly charged straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell (field inside and outside).

Electric potential, potential difference, electric potential due to a point charge, a dipole and system of charges; equipotential surfaces, electrical potential energy of a system of two point charges and of electric dipoles in an electrostatic field.

Conductors and insulators, free charges and bound charges inside a conductor. Dielectrics and electric polarization, capacitors and capacitance, combination of capacitors in series and in parallel, capacitance of a parallel plate capacitor with and without dielectric medium between the plates, energy stored in a capacitor, Van de Graaff generator.

#### UNIT XII: CURRENT ELECTRICITY

Electric current, flow of electric charges in a metallic conductor, drift velocity and mobility, and their relation with electric current; Ohm’s law, electrical resistance, V-I characteristics (linear and non-linear), electrical energy and power, electrical resistivity and conductivity. Carbon resistors colour code for carbon resistors; series and parallel combinations of resistors; temperature dependence of resistance.

Internal resistance of a cell, potential difference and emf of a cell, combination of cells in series and in parallel.

Kirchhoff ’s laws and simple applications. Wheatstone bridge, meter bridge.

Potentiometer – principle and applications to measure potential difference, and for comparing emf of two cells; measurement of internal resistance of a cell.

#### UNIT XIII: MAGNETIC EFFECTS OF CURRENT AND MAGNETISM

Concept of magnetic field, Oersted’s experiment. Biot – Savart law and its application to current carrying circular loop. Ampere’s law and its applications to infinitely long straight wire, straight and toroidal solenoids. Force on a moving charge in uniform magnetic and electric fields. Cyclotron. Force on a current-carrying conductor in a uniform magnetic field. Force between two parallel

current- carrying conductors – definition of ampere.

Torque experienced by a current loop in a magnetic field; moving coil galvanometer – its current sensitivity and conversion to ammeter and voltmeter.

Current loop as a magnetic dipole and its magnetic dipole moment. Magnetic dipole moment of a revolving electron. Magnetic field intensity due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole (bar magnet) in a uniform magnetic field; bar magnet as an equivalent solenoid.

Magnetic field lines; Earth’s magnetic field and magnetic elements. Para-, dia- and ferro – magnetic substances, with examples. Electromagnets and factors affecting their strengths. Permanent magnets.

#### UNIT XIV: ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS

Electromagnetic induction; Faraday’s law, induced emf and current; Lenz’s Law, Eddy currents. Self and mutual inductance.

Alternating currents, peak and rms value of alternating current/voltage; reactance and impedance; LC oscillations (qualitative treatment only), LCR series circuit, resonance; power in AC circuits, wattless current. AC generator and transformer.

#### UNIT XV: ELECTROMAGNETIC WAVES

Need for displacement current. Electromagnetic waves and their characteristics (qualitative ideas only). Transverse nature of electromagnetic waves.

Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, x-rays, gamma rays) including elementary facts about their uses.

#### UNIT XVI: OPTICS

Reflection of light, spherical mirrors, mirror formula. Refraction of light, total internal reflection and its applications, optical fibres, refraction at spherical surfaces, lenses, thin lens formula, lens- maker’s formula. Magnification, power of a lens, combination of thin lenses in contact combination of a lens and a mirror. Refraction and dispersion of light through a prism.

Scattering of light – blue colour of the sky and reddish appearance of the sun at sunrise and sunset. Optical instruments: Human eye, image formation and accommodation, correction of eye defects (myopia and hypermetropia) using lenses. Microscopes and astronomical telescopes (reflecting and refracting) and their magnifying powers.

Wave optics: Wavefront and Huygens’ principle, reflection and refraction of plane wave at a plane surface using wavefronts. Proof of laws of reflection and refraction using Huygens’ principle. Interference, Young’s double hole experiment and expression for fringe width, coherent sources and sustained interference of light.

Diffraction due to a single slit, width of central maximum. Resolving power of microscopes and astronomical telescopes.

Polarisation, plane polarised light; Brewster’s law, uses of plane polarised light and Polaroids.

#### UNIT XVII: DUAL NATURE OF MATTER AND RADIATION

Photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation – particle nature of light.

Matter waves – wave nature of particles, De Broglie relation. Davisson-Germer experiment.

#### UNIT XVIII: ATOMS AND NUCLEI

Alpha – particle scattering experiment; Rutherford’s model of atom; Bohr model, energy levels, hydrogen spectrum.

Composition and size of nucleus, atomic masses, isotopes, isobars; isotones. Radioactivity – alpha, beta and gamma particles/rays and their properties; radioactive decay law. Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number; nuclear fission and fusion.

#### UNIT XIX: ELECTRONIC DEVICES

Energy bands in solids (qualitative ideas only), conductors, insulators and semiconductors; semiconductor diode – I-V characteristics in forward and reverse bias, diode as a rectifier; I-V characteristics of LED, photodiode, solar cell, and Zener diode; Zener diode as a voltage regulator. Junction transistor, transistor action, characteristics of a transistor; transistor as an amplifier,

Transistor as a switch (common emitter configuration) and oscillator. Logic gates (OR, AND, NOT, NAND and NOR).

#### UNIT XX: COMMUNICATION SYSTEMS

Elements of a communication system (block diagram only); bandwidth of signals (speech, TV and digital data); bandwidth of transmission medium. Propagation of electromagnetic waves in the atmosphere, sky and space wave propagation. Need for modulation. Production and detection of an amplitude modulated wave.

### Important Topics in KEAM Physics Syllabus

- Introduction & Measurement
- Description of Motion in One Dimension
- Description of Motion in Two & Three Dimension
- Laws of Motion
- Work, Energy & Power
- The motion of System of Particles & Rigid Body Rotation
- Gravitation
- Mechanics of Solids & Fluids
- Heat & Thermodynamics
- Oscillations
- Waves
- Electrostatics
- Optics
- Solids & Semiconductor Devices
- Current Electricity

### Best Books for Physics

Book name | Publication/ Author |
---|---|

Concepts of Physics I & II | H. C Verma |

Objective Physics Vol. I & II | Arihant Publications |

### KEAM Physics Syllabus 2021 Quick Links

KEAM Physics syllabus events | Quick Links |
---|---|

KEAM Chemistry Syllabus pdf | Download Now |

KEAM Mathematics Syllabus pdf | Download Now |

KEAM Application Form 2021 | Apply now |

KEAM Result 2021 | Click Here |

KEAM 2021 official website | cee.kerala.gov.in |

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