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If a spring of stiffness k is cut into two parts A and B of length lA : lB = 2 : 3, then the stiffness of spring A is given by Question :- If a spring of stiffness k is cut into two parts A and B of length lA : lB = 2 : 3,…
Poynting Vector | What is Poynting Vector | Poynting Vector Formula Poynting Vector | What is Poynting Vector | Poynting Vector Formula :- The Poynting vector is a physical quantity describing the magnitude and direction of energy flow in electromagnetic waves. The Poynting vector expresses the energy or energy flux passing through a unit…
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Transverse Nature of Electromagnetic Waves | Nature of Electromagnetic Waves Transverse Nature of Electromagnetic Waves | Nature of Electromagnetic Waves :- Electromagnetic waves are a type of energy that travels through space at the speed of light. They are generated by oscillating electric and magnetic fields and unlike mechanical waves like sound, they…
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Poynting वेक्टर क्या है? Poynting वेक्टर क्या है? पोयंटिंग वेक्टर (Poynting vector) :- पोयंटिंग वेक्टर, विद्युत चुम्बकीय तरंगों में ऊर्जा प्रवाह के परिमाण और दिशा का वर्णन करने वाली भौतिक राशी है। पोयंटिंग वेक्टर इकाई क्षेत्रफल से प्रति सेकंड पार करने वाली ऊर्जा या ऊर्जा फ्लक्स को व्यक्त करता है। पॉयंटिंग वेक्टर को क्रॉस…
Maxwell’s Equations Integral Form | Maxwell’s Equations Class 12 Maxwell’s Equations Integral Form | Maxwell’s Equations Class 12 :- Maxwell gave 4 mathematical equations for electricity and magnetism which are called Maxwell’s equations. Electromagnetic phenomena can be explained on the basis of these equations. Maxwell’s equations are as follows :- Maxwell’s Equations Integral Form…
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Displacement Current | What is Displacement Current | Displacement Current Formula Displacement Current | What is Displacement Current | Displacement Current Formula :- Under the magnetic effect of electric current, we know that the relationship between the generated magnetic field and the electric current is shown by Ampere’s circuital law as follows :-…
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Potential Energy of Magnetic Dipole Potential Energy of Magnetic Dipole :- The energy stored in a magnetic dipole due to its special position in a magnetic field is called the potential energy of magnetic dipole or the work done in bringing a magnetic dipole from a position perpendicular to the magnetic field to any…
The Dipole in a Uniform Magnetic Field | Torque On Bar Magnet The Dipole in a Uniform Magnetic Field | Torque On Bar Magnet :- Let the pole strength of a bar magnet of effective length 2l be m. This bar magnet is placed in a uniform magnetic field B in such a way…
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Bar Magnet As An Equivalent Solenoid Bar Magnet As An Equivalent Solenoid :- The similarity between the magnetic field lines of a bar magnet and the magnetic field lines of a current carrying solenoid suggests that just as a solenoid is the sum of many circulating currents, similarly a bar magnet can also be…
Magnetic Dipole Moment | Magnetic Dipole Moment Formula Magnetic Dipole Moment :- The product of the pole strength m of the magnetic dipole (bar magnet/current carrying loop/current carrying solenoid) and the effective length 2l of the dipole is called the magnetic dipole moment (M) of the magnetic dipole. It is a vector quantity and…
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