Q137
A mobile was dropped from a balcony if the mass of the mobile phone is 0.5kg and the mobile phone was dropped from a height of 100m, g = 10m/s2. So what is the potential energy of mobile phone?
A.
5000 J
B.
5 J
C.
50 J
D.
500 J
AnswerAnswer: Option D
Solution
Answer: Option D
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