CBSE Class 12-science Physics Characteristics of EM Waves
- Please answer this. What is meant by the term 'displacement current'? Briefly explain how this current is different from a conduction current.
- Why is the intensity of light is directly proportional to the square of amiplitude
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pls explain
- Why light can travel in vacuum where as sound can not do so
- What is polarisation
- how are frequency and intencity of electromagnetic wave related?
- What is an electromagnetic wave?
- State the properties of Electromagnetic Waves.
- Which scientist a. Predicted the presence of electromagnetic waves b. Experimentally demonstrated the existence of electromagnetic waves
- Calculate the time period of visible light for which the human eye is most sensitive.