Year 2023

Week # 2 Quiz 4

Q1. A microprocessor consists of

Q2. Snubber circuit is used to limit the rate of

Q3. As per Electricity Act 2003, any generating company may establish, operate and maintain a generating station without obtaining a licence under this Act if it complies with the technical standards relating to connectivity with the grid referred to in which section?

Q4. An R-L series circuit draws 15 mA current from a 120 V, 50 Hz supply. The current lags the voltage by 60°. The value of resistance R is

Q5. Let \(\dot{x} = \begin{bmatrix}1 & 2 \\ 0 & 1 \end{bmatrix} x + \begin{bmatrix} 0 \\ 1 \end{bmatrix} u \quad\) and \(\quad y=\begin{bmatrix} b & 0 \end{bmatrix}\: x\)
Where b is an unknown constant. This system is

Q6. A 3-phase, 50 Hz, 6 pole induction motor runs at 960 rpm at full load. The slip 's' and frequency of rotor 'fr' are______and_______ respectively.

Q7. An ideal operational amplifier has________.

Q8. D.C. series motor is very suitable for electric rolling mills because of

Q9. For a constant vector \(\bar{a}\) and \(\bar{r} = x \bar{i} + y \bar{j} + z \bar{k}\), \( \nabla \times (\bar{a} \times \bar{r} ) \) =__________ .

Q10. Ladder logic programming consists primarily of