Total length of the fence surrounding the park , will be *
120 m
140 m
160 m
180 m
Answers
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Answer:
160 m
Step-by-step explanation:
Consider a steel wire of length 25cm and radius 2mm. Now, consider that we have twisted the wire through an angle of 45∘. Therefore, the work done for twisting a wire of steel is 2.48Joule. Hence, option A is the correct option.
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