Team Quanta gladly presents all possible short questions of Electricity & Magnetism – II’s Chapter#03: Maxwell’s Equations and Electromagnetic Waves.
Q.1 Describe the Poynting vector.
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Q.2 Can electromagnetic wave be deflected by a magnetic field or by electric field?
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Q.3 Metal objects reflect not only visible light but also radio waves. What aspect of metals makes them so reflective?
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Q.4 What are electromagnetic waves? How they are produced?
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Q.5 Summarize the properties of electromagnetic waves.
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Q.6 Do all current carrying conductor emit electromagnetic waves? If yes, ok. If not. Explain.
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Q.7 High voltages are used to transmit electrical energy through long distance cables? Explain.
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Q.8 What is the relation, if any, between the intensity I of an electromagnetic wave and the magnitude S of its Poynting vector?
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Q.9 What is the physical significance of Poynting vector?
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Q.10 Whether electromagnetic waves are spherical or plane waves? Explain.
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Q.11 State whether magnitude of the Poynting vector and wave intensity is constant for a plane electromagnetic wave?
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Q.12 Electromagnetic cavities are often silver-plated on the inside. Explain.
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Q.13 What is the relation between electric and magnetic field magnitudes, in an electromagnetic wave?
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Q.14 Can a displacement current be measured with an ammeter? If yes, explain with an example.
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Q.15 What is the fundamental source of electromagnetic radiation?
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