Govt Exams Mock Test FREE | Online Quiz Competition

Q1. For a d.c. circuit capacitor is ___________.

virtually an open circuit

virtually a short circuit

depends on polarity

depends on voltage magnitude

Q2. Which of the following statements is NOT true about a series LC circuit?

It consumes some energy because of the non zero resistance of the components as connecting wires.

The total voltage across the terminals is equal to the difference between the voltage across the capacitor and voltage across inductor.

It consumes no energy in the ideal form.

It is also known as a tank circuit.

Q3. Find the Laplace transform of the function: \(f(t) = \sinh 4t\)

\(\frac{s}{s^2-16}\)

\(\frac{4}{s^2-16}\)

\(\frac{s}{s^2+16}\)

\(\frac{4}{s^2+16}\)

Q4. If two coils are magnetically coupled and if the entire flux produced by one coil is linked with another coil, the coefficient of coupling k will be:

0.75

0

0.5

1

Q5. What of the following is produced due to friction between two elements?

Static electricity

Dynamic electricity

Induced electricity

Mutual electricity

Q6. A practical capacitor is specified by a loss angle which is the

angle between voltage acaross the capacitor and the current through it.

angle between the supply voltage and the output voltage.

Phase angle deviation from \(90^\circ\).

Power loss angle and measured as the angle between the plates.

Q7. If a system is represented by \(G(s)H(s) = \frac{k(s+7)}{s(S+3)(s+2)}\), what would be its magnitude at \(\omega = \infty\) ?

\(\infty\)

0

\(\frac{7}{10}\)

21

Q8. The polar plot of the transfer function \(G(s) = \frac{(s+1)}{(s+2)(s+3)}\) will be in which quadrant?

First Quadrant

Second Quadrant

Third Quadrant

Fourth Quadrant

Q9. The impulse response of system is \(c (t) = – te^{– t} + 2e^{– t} (t > 0)\). Its closed loop transfer function is

\(\frac{2s+1}{s^2}\)

\(\frac{2s+1}{(s+1)^2}\)

\(\frac{2s+2}{(s+1)^2}\)

\(\frac{2s+2}{s^2}\)

Q10. Calculate the number of forward paths in the following system.

6

4

5

3

Quiz

Year 2024

October
Week # 1 Quiz 3

Q1. For a d.c. circuit capacitor is ___________.

Q2. Which of the following statements is NOT true about a series LC circuit?

Q3. Find the Laplace transform of the function: \(f(t) = \sinh 4t\)

Q4. If two coils are magnetically coupled and if the entire flux produced by one coil is linked with another coil, the coefficient of coupling k will be:

Q5. What of the following is produced due to friction between two elements?

Q6. A practical capacitor is specified by a loss angle which is the

Q7. If a system is represented by \(G(s)H(s) = \frac{k(s+7)}{s(S+3)(s+2)}\), what would be its magnitude at \(\omega = \infty\) ?

Q8. The polar plot of the transfer function \(G(s) = \frac{(s+1)}{(s+2)(s+3)}\) will be in which quadrant?

Q9. The impulse response of system is \(c (t) = – te^{– t} + 2e^{– t} (t > 0)\). Its closed loop transfer function is

Q10. Calculate the number of forward paths in the following system.

Quiz

Year 2024

September Week # 4 Expire on 21 Oct 2024

October Week # 1 Expire on 31 Oct 2024

October Week # 2 Expire on 07 Nov 2024

October Week # 3 Expire on 14 Nov 2024

October Week # 1 Quiz 3

Q1. For a d.c. circuit capacitor is ___________.

Q2. Which of the following statements is NOT true about a series LC circuit?

Q3. Find the Laplace transform of the function: \(f(t) = \sinh 4t\)

Q4. If two coils are magnetically coupled and if the entire flux produced by one coil is linked with another coil, the coefficient of coupling k will be:

Q5. What of the following is produced due to friction between two elements?

Q6. A practical capacitor is specified by a loss angle which is the

Q7. If a system is represented by \(G(s)H(s) = \frac{k(s+7)}{s(S+3)(s+2)}\), what would be its magnitude at \(\omega = \infty\) ?

Q8. The polar plot of the transfer function \(G(s) = \frac{(s+1)}{(s+2)(s+3)}\) will be in which quadrant?

Q9. The impulse response of system is \(c (t) = – te^{– t} + 2e^{– t} (t > 0)\). Its closed loop transfer function is

Q10. Calculate the number of forward paths in the following system.

Record & Track Your Performance

October
Week # 1 Quiz 3