A bob of weight 0.1 N hangs from a massless string of length 50 cm. A variable horizontal force which increase from zero is applied to pull the bob until the string makes an angle of 60o with the vertical. The work done is
A. 0.500 J
B. 0.250 J
C. 0.050 J
D. 0.025 J?
In Physics
2 Answers Available
Asked by Victor Peters on 11th February, 2020
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