Physics
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The space centre space of space mass space of space straight a space non space uniform space rod space of space length space straight L. space Whose space mass space for space unit space length space varies space as space
rho equals fraction numerator k times x squared over denominator L end fraction space where space straight k space is space straight a space constant space and space straight x space is space the space distance space of space any space point space from space
one space end space is space left parenthesis from space the space same space end right parenthesis

  1. open parentheses 3 over 4 close parentheses L
  2. open parentheses 1 fourth close parentheses L
  3. open parentheses 1 over 6 close parentheses L
  4. open parentheses 2 over 3 close parentheses L

The correct answer is: open parentheses 3 over 4 close parentheses L


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