MP Board Class 12th Physics Important Questions with Answers Guide Pdf Free Download भौतिक विज्ञान in both Hindi Medium and English Medium are part of MP Board Class 12th Solutions. Here we have given NCERT Madhya Pradesh Syllabus MP Board Class 12 Physics Book Question Bank Solutions Bhautik Vigyan Pdf.
MP Board Class 12th Physics Important Questions in Hindi Medium
- वैद्युत आवेश तथा क्षेत्र Important Questions
- स्थिरवैद्युत विभव तथा धारिता Important Questions
- विद्युत धारा Important Questions
- गतिमान आवेश और चुम्बकत्व Important Questions
- चुम्बकत्व एवं द्रव्य Important Questions
- वैद्युत चुम्बकीय प्रेरण Important Questions
- प्रत्यावर्ती धारा Important Questions
- वैद्युत चुम्बकीय तरंगें Important Questions
- किरण प्रकाशिकी एवं प्रकाशिक यंत्र Important Questions
- तरंग-प्रकाशिकी Important Questions
- विकिरण तथा द्रव्य की द्वैत प्रकृति Important Questions
- परमाणु Important Questions
- नाभिक Important Questions
- अर्द्धचालक इलेक्ट्रॉनिकी: पदार्थ, युक्तियाँ तथा सरल परिपथ Important Questions
- संचार व्यवस्था Important Questions
MP Board Class 12th Physics Important Questions in English Medium
- Chapter 1 Electric Charges and Fields Important Questions
- Chapter 2 Electrostatic Potential and Capacitance Important Questions
- Chapter 3 Current Electricity Important Questions
- Chapter 4 Moving Charges and Magnetism Important Questions
- Chapter 5 Magnetism and Matter Important Questions
- Chapter 6 Electromagnetic Induction Important Questions
- Chapter 7 Alternating Current Important Questions
- Chapter 8 Electromagnetic Waves Important Questions
- Chapter 9 Ray Optics and Optical Instruments Important Questions
- Chapter 10 Wave Optics Important Questions
- Chapter 11 Dual Nature of Radiation and Matter Important Questions
- Chapter 12 Atoms Important Questions
- Chapter 13 Nuclei Important Questions
- Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits Important Questions
- Chapter 15 Communication Systems Important Questions
Latest Syllabus and Marks Distribution Physics Class XII for the academic year 2019 – 2020 Year Examination.
Time : 3 Hours.
Maximum Marks: 70
Unit Wise Division of Marks
Unit I: Electrostatics
Chapter 1 Electric Charges and Fields
Electric Charges; Conservation of charge, 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 uniform electric field.
Electric flux, statement of Gauss’s theorem and its applications to find field due to infinitely long straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell (field inside and outside).
Chapter 2 Electrostatic Potential and Capacitance
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 dipole in an electrostatic field.
Conductors and insulators, free charges and bound charges inside a conductor. Dielectrics and electric polarisation, 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.
Unit II: Current Electricity
Chapter 3 Current Electricity
Electric current, flow of electric charges in a metallic conductor, drift velocity, 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, metre bridge.
Potentiometer – principle and its applications to measure potential difference and for comparing emf of two cells; measurement of internal resistance of a cell.
Unit III: Magnetic Effects of Current and Magnetism
Chapter 4 Moving Charges 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 uniform magnetic field; moving coil galvanometer-its current sensitivity and conversion to ammeter and voltmeter.
Chapter 5 Magnetism and Matter
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 IV: Electromagnetic Induction and Alternating Currents
Chapter 6 Electromagnetic Induction
Electromagnetic induction; Faraday’s laws, induced emf and current; Lenz’s Law, Eddy currents.
Self and mutual induction.
Chapter 7 Alternating Current
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 V: Electromagnetic Waves
Chapter 8 Electromagnetic Waves
Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative ideas only).
Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses.
Unit VI: Optics
Chapter 9 Ray Optics and Optical Instruments
Ray 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, lensmaker’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 sky and reddish apprearance of the sun at sunrise and sunset.
Optical instruments: Microscopes and astronomical telescopes (reflecting and refracting) and their magnifying powers.
Chapter 10 Wave Optics
Wave optics: Wave front and Huygen’s principle, reflection and refraction of plane wave at a plane surface using wave fronts. Proof of laws of reflection and refraction using Huygen’s principle. Interference Young’s double slit 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 VII: Dual Nature of Matter and Radiation
Chapter 11 Dual Nature of Radiation and Matter
Dual nature of 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 (experimental details should be omitted; only conclusion should be explained).
Unit VIII: Atoms & Nuclei
Chapter 12 Atoms
Alpha-particle scattering experiment; Rutherford’s model of atom; Bohr model, energy levels, hydrogen spectrum.
Chapter 13 Nuclei
Composition and size of nucleus, atomic masses, isotopes, isobars; isotones. Radioactivityalpha, 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, nuclear fusion.
Unit IX: Electronic Devices
Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits
Energy bands in conductors, semiconductors and insulators (qualitative ideas only)
Semiconductor diode – I-V characteristics in forward and reverse bias, diode as a rectifier;
Special purpose p-n junction diodes: LED, photodiode, solar cell and Zener diode and their characteristics, zener diode as a voltage regulator.
Junction transistor, transistor action, characteristics of a transistor and transistor as an amplifier (common emitter configuration), basic idea of analog and digital signals, Logic gates (OR, AND, NOT, NAND and NOR).
Unit X: Communication Systems
Chapter 15 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, satellite communication. Need for modulation, amplitude modulation.
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