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Must Practice portions for class xi physics

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Angular Momentum in a Box

Hi Class XI Students!

The following portions are very much essential for obtaining a pass mark in class XI. So please read the portions from your text book well and try to answer the questions which can be asked from them.

  • Uses of dimensional analysis
  • Types of errors and propagation off errors
  • derivation of equations of uniformly accelerated motion graphically.
  • Derive expression for the trajectory of a projectile (or show that the trajectory of a projectile is a parabola.
  • Derive expression for the horizontal range, time of flight and max. height of a projectile motion
  • Derive expression for centripetal acceleration of a body in uniform circular motion.
  • State the laws of motion
  • Derive F = ma
  • Law of conservation of momentum and its applications
  • Impulse – momentum principle and its applications
  • Laws of friction
  • Motion of connected systems and expression for T and a
  • Banking of roads at curves
  • Max safe speed of a car on a level road at curve and on a banked road.
  • Work energy theorem and applications
  • Potential energy of a spring
  • Law of conservation of energy and applications
  • Derive expression for the velocities after collision when two bodies collide elastically when moving in one dimension
  • Theorems of moment of inertia and applications
  • Derive expression for torque
  • Derive an expression for rotational kinetic energy
  • Law of conservation of angular momentum and applications
  • Radius of Gyration
  • Keplers laws of planetary motion.
  • Escape Velocity
  • Orbital velocity
  • Geostationary or geosynchronous satellites  their height from surface of earth and orbital speed
  • Variation of acceleration due to gravity with height (altitude) and depth
  • Hooke’s law
  • Stress vs strain graph
  • Youngs modulus, bulk modulud and modulus of rigidity
  • Types of strain and stress
  • Pascal’s law and its applications
  • State and prove bernoulli’s theorem and discuss the applications
  • Torricellis theorem and its proof using Bernoulli’s theorem
  • Theory of Venturimeter.
  • Stokes law and expression for terminal velocity
  • Derive expression for excess pressure inside a liquid drop.
  • Capillarity and expression for capillary ascent (Capillary ascent formula)
  • Thermal stress
  • Thermal expansion and its applications
  • Thermal conductivity
  • Wien’s displacement law in nradiation
  • Black body radiation
  • Ferri’s black body
  • Kaws of thermodynamics
  • Carnot’s heat engine construction and working
  • Carnot’s cycle
  • efficiency of carnot engine
  • carnot’s theorem
  • carnot’s refigerator
  • Specific heat of gases
  • Mayer’s relation
  • SHM
  • Show that the oscillations of a loaded spring and those of a simple pendulum are simple harmnonic, Derive expression for their time periods.
  • Derive expression for the KE, PE and total energy of the oscillations of a loaded spring and express them graphically
  • Free, forced, damped vibrations and resonance
  • Doppler effect
  • Beats and applications

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