Question

We are given a concave lens of focal length
15cm . Draw a ray diagram to show the nature
size and position of the image formed when
the object is kept at a distance of
30cm 15cm and 10 cm
Please answer fast. I will mark the best answer as the brainliest. Please its urgent... ​

Answer 1

Explanation:

Hope it is helpful for you

Answer 2

Answer:

hey i think you are in 8th class of dav school right

it's L-10 REFLECTION AND DISPERSION OF LIGHT i have complete it

Explanation:

So copper is a lattice of positive copper ions with free electrons moving between them. ... The electrons can move freely through the metal. For this reason, they are known as free electrons. They are also known as conduction electrons, because they help copper to be a good conductor of heat and electricity.