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PH2031 3
PHYSICS - Describing the image - Waves- General
Question | Answer |
---|---|
What is the "nature" of the image | Is the image real or virtual |
What type of lines do you use when drawing a "real" image | Continous lines |
What type of line do you use when drawing a "virtual" image | Broken lines |
Where is the "postion" of the image. | In relation to the mirror |
What is the "Orientation" | Is the image upright or upside down (inverted) |
What is the "size" of the image | Is the image magnified or diminished in relation to the object. |
What is the 'magnificiation" of the image. | How big is the image compared to the object. |
Is there a unit for the "magnification" of the object | No |
Why is there no unit for the "magnification" | Because it is a ratio |
Are negative values are ignored when calculating magnification | Yes |
If the image is virtual | the image distance is negative |