Question

An object is placed at a distance of 50cm from a concave lens of focal length 30 cm.Find the nature and position of the image?​

Answer 1

Answer:

Hi,

Explanation:

Photography is the art, practice or occupation of taking pictures with a camera. An example of photography is someone taking pictures for a magazine. The art or process of producing images of objects on photosensitive surfaces.

Answer 2

Answer:

Cations are the positive ions formed by the loss of one or more electrons. The most commonly formed cations of the representative elements are those that involve the loss of all of the valence electrons. Consider the alkali metal sodium

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