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Derive the relation between surface tension and surface energy per unit area.
Concept: Surface Tension and Surface Energy
Obtain the expression for the period of a magnet vibrating in a uniform magnetic field and performing S.H.M.
Concept: Oscillations
State formula and S.I. unit of Magnetization.
Concept: Magnetisation and Magnetic Intensity
Define the coefficient of self-induction.
Concept: Inductance >> Self Inductance
What are eddy currents?
Concept: Eddy Currents or Foucault Currents
State formula and S.I. unit of Magnetization.
Concept: Magnetisation and Magnetic Intensity
Define the coefficient of self-induction.
Concept: Inductance >> Self Inductance
Describe, with the help of a circuit diagram, the working of Zener diode as a voltage regulator.
Concept: Voltage Regulator
Write differences.
Tribal community and Rural Community
Concept: The Rural Community in India
Write differences.
Casteism and Communalism
Concept: Challenges to National Unity
Distinguish between crystalline solid and amorphous solid.
Concept: Types of Solids
Define Osmosis.
Concept: Colligative Properties and Determination of Molar Mass >> Osmosis and Osmotic Pressure
Define Osmosis.
Concept: Colligative Properties and Determination of Molar Mass >> Osmosis and Osmotic Pressure
Write the mathematical equation of the first law of thermodynamics for an isochoric process.
Concept: Chemical Thermodynamics and Energetic >> First Law of Thermodynamics
Write the mathematical equation of the first law of thermodynamics for an isochoric process.
Concept: Chemical Thermodynamics and Energetic >> First Law of Thermodynamics
Define the Standard enthalpy of combustion.
Concept: Thermochemistry
Three moles of an ideal gas are expanded isothermally from 15 dm3 to 20 dm3 at a constant external pressure of 1.2 bar. Calculate the amount of work in Joules.
Concept: Expression for Pressure-volume (PV) Work
For a reaction A + B ⟶ P, the rate is given by
Rate = k [A] [B]2
How is the rate of reaction affected if the concentration of B is doubled?
Concept: Factors Influencing Rate of a Reaction
For a reaction A + B ⟶ P, the rate is given by
Rate = k [A] [B]2
What is the overall order of reaction if A is present in large excess?
Concept: Factors Influencing Rate of a Reaction
