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2 Questions
1
The closed-loop transfer function of a second-order system is given by $T(s) = \frac{25}{s^2 + 6s + 25}$. What are the damping ratio ($\zeta$) and natural frequency ($\omega_n$)?
ISRO Scientist/Engineer SC (Electrical) Control Systems
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2
A single-phase transformer has a turns ratio of 2:1 (step-down). If the primary voltage is 400 V and the core loss is 50 W, what is the approximate secondary voltage on no load?