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sidge2222
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A convex lens of focal point 0.8m focuses a real image of the moon onto a screen. If the moon subtends an angle of 0.5 degrees to an observer on earth, calculate the size of the moons image on the screen?
Thats the question guys, I am really struggling to find the appropriate equation as we havnt been given any by out lecturer as he's been off ill. It needs be in after half term and we don't have any equations, i would greatly appreciate any help.
Im new to this forum so just wanted to say hi to everyone as well :)
Si
Thats the question guys, I am really struggling to find the appropriate equation as we havnt been given any by out lecturer as he's been off ill. It needs be in after half term and we don't have any equations, i would greatly appreciate any help.
Im new to this forum so just wanted to say hi to everyone as well :)
Si