The open-loop transfer function of a system is given by G( s )H( s ) = 100( s + 100 )s( s + 10 ). In the straight line approximation of the Bode plot, |G(jω) H(jω)| and ∠G(jω) H(jω) at ω = 100 rad/s are:

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This question belongs to Electronics And Communications Engineering Control Systems

Control Systems

?

The open-loop transfer function of a system is given by $$G\left( s \right)H\left( s \right) = \frac{{100\left( {s + 100} \right)}}{{s\left( {s + 10} \right)}}.$$ In the straight line approximation of the Bode plot, |G(jω) H(jω)| and ∠G(jω) H(jω) at ω = 100 rad/s are:

A) 0 dB and $$\frac{{ - 3\pi }}{4}$$ rad B) 0 dB and $$\frac{\pi }{4}$$ rad C) 20 dB and $$\frac{{ - 3\pi }}{4}$$ rad D) 20 dB and $$\frac{\pi }{4}$$ rad

Answer & Solution

Correct Answer: Option C

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The open-loop transfer function of a system is given by G...

The open-loop transfer function of a system is given by $$G\left( s \right)H\left( s \right) = \frac{{100\left( {s + 100} \right)}}{{s\left( {s + 10} \right)}}.$$ In the straight line approximation of the Bode plot, |G(jω) H(jω)| and ∠G(jω) H(jω) at ω = 100 rad/s are:

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