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WBJEE

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Physics

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First law of thermodynamics
AC Circuits
AC Voltage
AC Voltage Applied to a Series LCR Circuit
Acceleration
Acceleration due to gravity below and above the surface of earth
Acceleration due to gravity of the earth
Accuracy, precision of instruments and errors in measurement
Adiabatic Processes
Alpha-Particle Scattering And Rutherford’S Nuclear Model Of Atom
Alternating Current Circuits
Alternating current
Amperes circuital law
Analog Circuits
Analog and Digital Electronics
Angular velocity and its relation with linear velocity
Antennas and Wave Propagation
Applications Of Equilibrium Constants
Astronomy
Atomic Models
Atomic Physics
Atomic Spectra
Atomic Spectra
Atomic Structure
Atomic spectroscopy
Atoms
Atoms and Nuclei
Average Velocity and Instantaneous Velocity
Basic Galvanometer
Biot-Savart Law
Bohr Model Of The Hydrogen Atom
Bohr's model of hydrogen atom
Bohr’s Model for Hydrogen Atom
Buoyancy and Floatation
CHANGE OF STATE
Calorimetry
Capacitance
Capacitors
Capacitors and Capacitance
Capacitors and Displacement Current
Capacitors in DC Circuits
Capacitors in Parallel and in Series
Cells, Emf, Internal Resistance
Center of Mass
Centre of mass
Centripetal forces
Change of state
Circuits and Ohm’s Law
Circular motion
Classification Of Metals, Conductors And Semiconductors
Collision and Impulse
Collisions
Combination of Resistors - Series and Parallel
Combination of capacitors
Common forces in mechanics
Conductance
Conductance
Conductivity-thermal and electrical
Conductors and Insulators
Conservation Of Momentum
Conservation of energy
Coulomb’s Law
Current Density
Current Electricity
Current electricity
Decay Rate
Degrees of Freedom and Molar Specific Heats
Diffraction
Digital Circuits
Digital Electronics and Logic Gates
Dimensional Analysis
Dimensional analysis
Dimensional analysis and its applications
Dimensional formulae and dimensional equations
Dimensions of physical quantities
Diodes: Characteristics and Applications
Displacement Current
Displacement current
Drift Velocity
Drift of Electrons and the Origin of Resistivity
Dual nature of matter
Dual nature of radiation and matter
Eddy currents
Einstein’S Photoelectric Equation: Energy Quantum Of Radiation
Elastic and inelastic collisions
Elasticity
Electric Charge
Electric Circuit
Electric Current
Electric Currents in Conductors
Electric Dipole
Electric Field
Electric Fields and Gauss' Law
Electric Flux
Electric Flux Density
Electric Potential And Potential Difference
Electric Power
Electric and Magnetic Fields
Electric charges and fields
Electrical Circuits
Electrical Circuits and Shunt Resistance
Electrical Energy, Power
Electrical Instruments
Electricity
Electro Dynamics
Electromagnetic Field (EMF)
Electromagnetic Induction and Inductance
Electromagnetic Oscillations and Alternating Current
Electromagnetic Spectrum
Electromagnetic Wave
Electromagnetic Waves
Electromagnetic induction
Electromagnetic waves
Electromagnetism
Electronic devices
Electronics
Electrostatic potential
Electrostatics
Electrostatics and Potential Energy
Electrostatics and Work Done by Electric Field
Energy Conservation
Energy Stored in a Capacitor
Energy in simple harmonic motion
Energy of an orbiting satellite
Equations of Motion
Equilibrium
Equilibrium
Equilibrium equations
Equilibrium of a particle
Error Analysis
Error Propagation
Error analysis
Errors in Measurement
Escape Speed
Escape speed
Experimental Study of Photoelectric Effect
Faraday's Law
Faradays laws of induction
Fluid Dynamics
Fluid Mechanics
Fluid Mechanics
Fluids
Force On A Current-Carrying Conductor In A Magnetic Field
Force and Laws of Motion
Force and Mass
Forces
Free body diagram
Friction
Fusion and Fission
Gas laws
Gas laws
Gauss Law
Gauss's Law
Gauss's, Green's and Stokes’ theorems
Gauss’s Law
General Physics
General Principles and Processes of Isolation of Elements
General Science
Gravitation
Gravitational Force
Gravitational Potential Energy
Gravitational potential energy
Gravity
Half life
Heat
Heat Transfer
Hooke's Law
Hooke's Law and Springs
Hydrogen bonding
Hydrostatics
Ideal Gases
Ideal gas equation
Ideal-gas equation and absolute temperature
Image Formation
Images Formed By Lenses
Impedance
Impulse and Momentum
Inclined planes
Inductance
Instantaneous velocity and speed
Interference Of Light Waves And Young’S Experiment
Interference and Diffraction
Junction Diodes and Rectifiers
KCL/ KVL in AC Circuits
Keplers Laws
Kepler’s laws
Kinematic equations for uniformly accelerated motion
Kinematics
Kinetic Energy
Kinetic Energy and Projectile Motion
Kinetic molecular theory of gases
Kinetics
Kirchhoff's Laws
Kirchhoff’s Rules
LCR Circuit
Laws of thermodynamics
Lenses
Lenz law
Light
Light
Light - Reflection and Refraction
Light propagation in optical fibers
Liquid state
Logic gates
Magnetic Effects Of Electric Current
Magnetic Effects of Current and Magnetism
Magnetic Field
Magnetic Field Due To A Current Element, Biot-Savart Law
Magnetic Field Due To A Current-Carrying Conductor
Magnetic Field due to a Current Element
Magnetic Flux
Magnetic Force
Magnetic Force on a Current-Carrying Wire
Magnetic Materials
Magnetic moment
Magnetic properties of materials
Magnetism
Magnetism and Maxwell's Equations
Magnetism and matter
Magnetostatics
Mathematics
Measurement of length
Measurement of temperature
Mechanical Properties of Fluids
Mechanical Properties of Solid
Mechanics
Meter Bridge
Microscope
Mirrors and Images
Miscellaneous
Modern Physics
Moment Of Inertia
Momentum and Kinetic Energy in Collisions
Motion in Combined Electric and Magnetic Fields
Motion in Two and Three Dimensions
Motion in a Magnetic Field
Motion in a Straight Line
Motion in a plane
Motion in a plane with constant acceleration
Motion in a straight line
Motion of charged particles in a magnetic field
Motional Electromotive Force
Moving Charges and Magnetism
Moving charges and magnetism
Newton's Laws of Motion
Newtons Law of Cooling
Newtons Laws of Motion
Newtons law of gravitation
Newton’s First Law Of Motion
Newton’s Law Of Cooling
Newton’s Second Law Of Motion
Newton’s Third Law Of Motion
Nuclear Decay
Nuclear Force
Nuclear Fusion
Nuclear Physics
Nuclear fission
Nuclear physics
Nuclear physics
Nuclei
Nucleus
Ohm's Law
Optical Instruments
Optics
Optics and Refraction
P-N Junction
PN Junction Diode
Particle Motion
Pendulums
Percentage Error
Phasor diagrams
Photoelectric Effect
Photoelectric Effect
Photon and Matter Waves
Polarisation
Polarization
Potential Difference
Potential Due to a Charged Particle
Potential Due to an Electric Dipole
Potential due to a System of Charges
Potentiometer
Power
Power factor
Power in Electric Circuits
Pressure
Projectile Motion
Projectile motion
Properties of Fluids
Properties of Solids
Quantization of Charge
Quantum Mechanical Model of Atom
Quantum Mechanics
Quantum Physics
Radioactive Decay
Radioactivity
Random Variables
Ray optics and optical instruments
Reactance
Reflection Of Light By Spherical Mirrors
Reflection and Mirrors
Reflection of Light
Refraction
Refraction Through A Prism
Refraction and Reflection
Refraction of Light
Refractive index
Relative Motion
Relative Velocity
Relativity
Resistance
Resistance
Resistance and Resistivity
Resonance
Rotational Mechanics
Rotational Motion
Rotational Motion and Torque
Rotational motion
Satellite Motion and Angular Momentum
Scalar Triple Product
Scattering Of Light
Scientific notation
Second Law of Thermodynamics and Entropy
Self and Mutual inductance of simple configurations
Self-Induction
Semiconductor
Semiconductor Diode
Semiconductor Materials
Semiconductor electronics: materials, devices and simple circuits
Semiconductors
Series and Parallel Connection of Resistance
Significant figures
Simple Harmonic Motion and Uniform Circular Motion
Simple Machines
Simple diode circuits
Solenoids and Toroids
Solid State Physics, Devices, Electronics
Sound Wave
Spectroscopy
Speed and velocity
Spherical Mirrors
States of matter
Stress Strain Curve
Stress and Strain
Stress and strain
Stress-strain curve
Structure of atom
Superconductivity
Surface Tension
System of Particles & Rotational Motion
Systems of Particles and Rotational Motion
The Ammeter and the Voltmeter
The Angular Momentum
The Bar Magnet
The Center of Gravity
The Earth’s Magnetism
The Kinetic Theory of Gases
The Line Spectra of the Hydrogen Atom
The Magnetic Dipole Moment
The Moving Coil Galvanometer
The law of inertia
The solid state
The speed of a travelling wave
Thermal Expansion
Thermal Physics
Thermal equilibrium
Thermodynamic processes
Thermodynamic state variables and equation of state
Thermodynamics
Thermodynamics
Thermodynamics
Thermodynamics and Work Done
Thermodynamics terms
Thermodynamics terms
Torque
Total Internal Reflection
Transformers
Transformers
Transistors
Transverse Waves
Traveling Sound Waves
Types of forces
Uniform Circular Motion
Units and measurement
Units, Dimensions and Measurements
Universal law of gravitation
Vector Calculus
Vector addition – analytical method
Vector basics
Vectors
Vectors
Viscosity
Wave
Wave Motion
Wave Optics
Wave Speed on a Stretched String
Wave characteristics
Wave optics
Waves
Waves and Oscillations
Wheatstone Bridge
Work Power Energy
Work Power and Energy
Work and Energy
Work and Kinetic Energy
Work done
Work done in Thermodynamics
Work, Energy and Power
Work-energy theorem
Youngs double slit experiment
Zener Diodes
ac generator
applications of diode
atom structure models
atomic spectra
beats
capacitor with a dielectric
carnot cycle
cells
centripetal acceleration
collision theory
communication systems
coulombs law
de broglie hypothesis
distance and displacement
distance and displacement
distance between two points
doppler effect
elastic moduli
electrostatic potential and capacitance
kinetic theory
laws of motion
mechanical properties of fluid
mechanical properties of solids
momentum
physical world
potential energy
radiation
simple harmonic motion
single slit diffraction
sound
specific heat capacity
spherical lenses
tension
the earth's magnetic field
thermal properties of matter
torque
wave interference
work
work, energy and power

List of top Physics Questions on First law of thermodynamics

Adiabatic free expansion of ideal gas must be

WBJEE - 2026
WBJEE
Physics
First law of thermodynamics

$X$ is an extensive property and $x$ is an intensive property of a thermodynamic system. Which of the following statement(s) is/are correct?

WBJEE
Physics
First law of thermodynamics

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