You wish to obtain a magnification of -2 from a convex lens of focal length f. The only possible solution is to

A) place a virtual object at a distance 3f/2 from the lens.
B) place a real object at a distance 3f/2 from the lens.
C) place a virtual object at a distance 2f/3 from the lens.
D) place a real object at a distance 2f/3 from the lens.
E) place a virtual object at a distance 5f/3 from the lens.


B

Physics & Space Science

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A 2.00 kg-ball has zero kinetic and potential energy. Ernie drops the ball into a 10.0-m deep well. Just before the ball hits the bottom, the sum of its kinetic and potential energy is:

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Indicate whether the statement is true or false

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