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The total spring constant of the system as shown in the figure will be
  • A$\frac{{{k_1}}}{2} + {k_2}$
  • B${\left[ {\frac{1}{{2{k_1}}} + \frac{1}{{{k_2}}}} \right]^{ - 1}}$
  • C$\frac{1}{{2{k_1}}} + \frac{1}{{{k_2}}}$
  • D${\left[ {\frac{2}{{{k_1}}} + \frac{1}{{{k_2}}}} \right]^{ - 1}}$
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