Question #6426310Single Choice
Physics
Question
A 4 kg object is projected horizontally from a height of 50 meters with an initial velocity of 15m/s. After 2.5 seconds, how much has its gravitational potential energy decreased? (Take g = 10m/s2)
Options
A
750 J
B
625 J
C
1250 J
D
1500 J
Answer & Analysis
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