An accelerometer has input range of $0$ to $10g$, natural frequency $30\; Hz$ and mass $0.001\;kg$. The range of the secondary displacement transducer in mm required to cover the input range is
- $0\;to\;2.76$
- $0\;to\;9.81$
- $0\;to\;11.20$
- $0\;to\;52.10$