AP Physics 1mediummcq1 pt
Which pair of launch angles from level ground gives the same range for a given initial speed?
A.30° and 60°
B.30° and 45°
C.20° and 40°
D.45° and 60°
Explanation
Core Concept
Complementary angles have the same sin 2θ, giving equal ranges.
Correct Answer
A30° and 60°
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