Year 2024

Week # 1 Quiz 5

Q1. According to Hurwitz criteria, a control system having \(4^{th}\) order characteristic equation can be considered stable if

Q2. Which of the following statements is correct for any closed loop system ?

Q3. Which of the following can be measured by LVDT?

Q4. If a system is given unbounded input then the system is:

Q5. ___________ is a quantitative measure of how fast the transients die out in the system.

Q6. A phase lag lead network introduces in the output

Q7. The region in the complex plane where the poles of a stable control system must lie is called:

Q8. Pressure error can be measured by which of the following ?

Q9. An AC induction motor is used for a speed control application. It is driven from an inverter with a constant V/f control. The motor name plate details are as follows: V= 415V, 3-phase, f=50 Hz, N = 2850 rpm The motor is run with the inverter output frequency set at 40 Hz, and with half the rated slip. The running speed of the motor is

Q10. A 3000/300 V single phase transformer takes 0.8 A at power factor of 0.4 on open circuit. Find the core loss resistance