Previous Year Questions-Important 1 Mark Questions Chapter 2 Electrostatic Potential and Capacitance Class 12 CBSE Physics Q. 1. Name the physical quantity whose SI unit is J/C. Is it a scalar or a vector quantity? [CBSE Delhi 2010] Ans. Electric potential. It is a scalar quantity. Q. 2. Figure shows the field lines on a …
Previous Year Questions – Important 1 Mark Questions Chapter 3 Current Electricity Class 12 CBSE Physics Q. 1. Define the term drift velocity of charge carriers in a conductor. Write its relationship with current flowing through it. [CBSE Delhi 2014] Ans. Drift velocity is defined as the average velocity acquired by the free electrons in …
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Magnetism and Matter CBSE Physics Class 12, MCQ test consisting of 15 questions. Each question carry equal marks. Take this test to check your level.
Chapter 1 Electric Charges and Fields Topics Covered : Principle of Superposition , Continuous charge distribution , Force due to continuous charge distribution Forces between multiple charges: Principle of Superposition “Total force on any charge due to a number of other charges at rest is the vector sum of all the forces on that charge …
Chapter 1 Electric Charges and Fields Topics Covered : COULOMB’S law, Limitations of Coulomb’s Law, Coulomb’s law in vector form, Dielectric constant or relative electrical permittivity COULOMB’S law Charles Coulomb observed that when two electric charges are placed close to each other, they experience a force. He used a torsion balance to measure the repulsive and attractive …
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Chapter 1 Electric Charges and Fields Topics Covered : Basic properties of electric charge Basic properties of electric charge Quantisation of charge The quantisation of charge was first suggested by the experimental laws of electrolysis discovered by English experimentalist Faraday. It was experimentally demonstrated by Millikan in 1912. The cause of the quantization of the …
Chapter 1 Electric Charges and Fields Topics Covered : Introduction, Polarity, Charge, Methods of charging Introduction Electrostatics is a branch of physics that studies electric charges at rest. Electric charge like mass is a fundamental property associated with elementary particles like electrons, proton, neutrons, etc. We can say that electric charge is the physical property of matter because of which it …
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Topics Covered Applications of Gauss’s Theorem Electric Field due to a long Infinitely Wire. Electric field intensity due to a uniformly charged spherical shell. Electric field intensity at an external point of the solid conducting sphere. Electric field intensity on the surface of the solid conducting sphere. Electric field intensity at an internal point of …
Topics Covered Physical significance of electric dipole, Field intensity on axial line of electric dipole, Field intensity on equatorial line of electric dipole, Electric dipole in a uniform two dimensional electric field (or) torque on a dipole in uniform electric field. Area Vector, Electric flux, Gauss’s Theorem or Gauss’s Law in Electrostatic, Proof of Gauss’s …
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Topics Covered Forces between multiple charges: Principle of Superposition, Continuous charge distribution, Force due to continuous charge distribution. Electric field, Electric field intensity or electric field strength, Electric field intensity due to a point charge, Electric field intensity due to a group of charge, Electric field intensity due to continuous charge distribution, Physical significance of …
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