1.

For the second order system having following differential equation(When 0 and i are output and input) the natural frequency is

A. <img src="/_files/images/electronics-and-communication-engineering/automatic-control-systems/26-241-1.png">
B. <img src="/_files/images/electronics-and-communication-engineering/automatic-control-systems/26-241-2.png">
C. <span class="root">KJ</span>
D. <img src="/_files/images/electronics-and-communication-engineering/automatic-control-systems/26-241-4.png">
Answer» B. <img src="/_files/images/electronics-and-communication-engineering/automatic-control-systems/26-241-2.png">


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