Question

11. State two positions in which a concave mirror produces a magnified image of a given
spherical mirro
, List two differences between the two images.



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Answer 1

Explanation:

A concave mirror produces a magnified image when the object is placed in front of the mirror:

• between its pole and focus.
• between the focus and centre of curvature. In case 1 the image is virtual and erect, whereas in case 2 the image is real and inverted.

Answer 2

You get a fever because your body is trying to kill the virus or bacteria that caused the infection. Most of those bacteria and viruses do well when your body is at your normal temperature. But if you have a fever, it is harder for them to survive. Fever also activates your body's immune system.

Explanation:

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