Transverse Nature of Electromagnetic Waves
The vectors of the electric and magnetic fields in an
The vectors of the electric and magnetic fields in an
Speed and velocity are very important terms in physics and
Physics explained with simple examples.
| Quantity | SI unit |
|---|---|
| Length | metre (m) |
| Mass | kilogram (kg) |
| Time | second (s) |
| Electric current | ampere (A) |
| Temperature | kelvin (K) |
Speed is distance per unit time; velocity is displacement per unit time and has a direction.
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