An object is placed to the left of a spherical mirror in front of the mirror. If the image of the object is formed on the right side of the mirror, which of the following statements must be true? (There could be more than one correct choice.)
A) The image is upright and the mirror must be convex.
B) The image is inverted and real, and the mirror must be convex.
C) The image is upright and the mirror must be concave.
D) The image is upright and virtual.
E) The mirror could be either concave or convex.
Question 2
Brick A is dropped from the top of a building. Brick B is thrown straight down from the same building, and neither one experiences appreciable air resistance. Which statement about their accelerations is correct?
A) The acceleration of A is greater than the acceleration of B.
B) The acceleration of B is greater than the acceleration of A.
C) The two bricks have exactly the same acceleration.
D) Neither brick has any acceleration once it is released.
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