Govt Exams Mock Test FREE | Online Quiz Competition

Q1. With feedback _____ increases.

system stability

sensitivity

gain

effects of disturbing signals

Q2. The initial response when the output is not equal to input is called

error response

transient response

dynamic response

either of the above

Q3. The second derivative input signals modify which of the following ?

The time constant of the system

Damping of the system

The gain of the system

The time constant and suppress the oscillations

Q4. In control system, the Mason's gain formula is used to find _____.

Observability

Transfer Function

Stability

Controllability

Q5. Which among the following are solely responsible in determining the speed of response of control system?

Poles

Zeros

Speed of input

None of the above

Q6. The transfer function of a linear system is

Ratio of the output and input

Ratio of the derivatives of the output and the input

Ratio of the Laplace transform of the output and that of the input

Ratio of the Laplace transform of the output and that of the input with all initial conditions zeros

Q7. Roots on the imaginary axis makes the system :

Unstable

Linear

Stable

Marginally stable

Q8. The advantage of using feedback in control systems is that it:

Increases the complexity of the system

Eliminates the need for sensors

Reduces sensitivity to parameter variations

Increases the steady-state error

Q9. A 4 pole induction machine is working as an induction generator. The generator supply frequency is 60 Hz. The rotor current frequency is 5 Hz. The mechanical speed of the rotor in rpm is

1350

1650

1950

2250

Q10. Coil wound magnetic core is excited from A.C. voltage source. The source voltage and its frequency are both doubled, the Eddy current loss in the core will become

Half

Remain same

Doubles

Four times

Quiz

Year 2024

April
Week # 1 Quiz 5

Q1. With feedback _____ increases.

Q2. The initial response when the output is not equal to input is called

Q3. The second derivative input signals modify which of the following ?

Q4. In control system, the Mason's gain formula is used to find _____.

Q5. Which among the following are solely responsible in determining the speed of response of control system?

Q6. The transfer function of a linear system is

Q7. Roots on the imaginary axis makes the system :

Q8. The advantage of using feedback in control systems is that it:

Q9. A 4 pole induction machine is working as an induction generator. The generator supply frequency is 60 Hz. The rotor current frequency is 5 Hz. The mechanical speed of the rotor in rpm is

Q10. Coil wound magnetic core is excited from A.C. voltage source. The source voltage and its frequency are both doubled, the Eddy current loss in the core will become

Quiz

Year 2024

July Week # 1 Expire on 31 Jul 2024

July Week # 2 Expire on 07 Aug 2024

July Week # 3 Expire on 14 Aug 2024

July Week # 4 Expire on 21 Aug 2024

April Week # 1 Quiz 5

Q1. With feedback _____ increases.

Q2. The initial response when the output is not equal to input is called

Q3. The second derivative input signals modify which of the following ?

Q4. In control system, the Mason's gain formula is used to find _____.

Q5. Which among the following are solely responsible in determining the speed of response of control system?

Q6. The transfer function of a linear system is

Q7. Roots on the imaginary axis makes the system :

Q8. The advantage of using feedback in control systems is that it:

Q9. A 4 pole induction machine is working as an induction generator. The generator supply frequency is 60 Hz. The rotor current frequency is 5 Hz. The mechanical speed of the rotor in rpm is

Q10. Coil wound magnetic core is excited from A.C. voltage source. The source voltage and its frequency are both doubled, the Eddy current loss in the core will become

Record & Track Your Performance

April
Week # 1 Quiz 5