Asked by SABRINA
would what the nature of the shadow on the floor be if the point of source of light is replaced by a luminous disc of diameter 5 cm, whose centre lies directly above the centre of the card?
Answers
Answered by
Writeacher
You'll get better responses if you follow directions and put the SUBJECT in the School Subject line.
Answered by
Writeacher
And DO NOT post entire questions in all-capital letters.
You would also help yourself by telling what you do and don't understand about the assignment.
You would also help yourself by telling what you do and don't understand about the assignment.
Answered by
Damon
I did this penumbra question where you asked it first below.
Answered by
SABRINA
thank you
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