Control Systems Objective Questions & Answers – Set 1

Which system is also known as automatic control system?

If a circuit consisting of two mass elements, two spring elements and four friction elements. Find the order of transfer function?

Force balancing equation of a mass elements is ( where x = displacement)

Which of the following combinations is/are correct electrical analogous elements in force-current analogy?

Advantages of open loop system is/are?

Which of the following is/are the advantages of a closed loop control system?

Which of the following is the analogous quantity for mass element in force-voltage analogy?

Lowest critical frequency is due to zero and it may be present origin or nearer to origin, then it is which type of network?

Which of the following is/are the disadvantages of a open loop control system?

Lowest critical frequency is due to pole and it may be present origin or nearer to origin, then it is which type of network?

In signal flow graph input node is node having only------------

In signal flow graph output node is node having only------------

A box which tell the effect of inputs on control sub system is known as

The output of the system has an effect upon the input quantity, then the system is a

By using which of the following elements, mechanical translational systems are obtained?

When writing a transfer function which of the following loops are not valid loops?

If two blocks having gains A and B respectively are in parallel connection, find the resultant gain using block diagram reduction technique?

In force-current analogy, electrical analogous quantity for displacement (x) is

Accurate and reliable output is possible with which of the following system?

Which of the following id the electrical analogous element for displacement in force-voltage analogy?

Electrical analogous quantity for dash-pot in force-current analogy is

Force balancing equation for elastic element (K) is (where x = displacement)

Electrical analogous quantity for spring element (K) in force-voltage analogy is

Which of the following is/are the example of actuator?

Which of the following is/are the characteristics of negative feedback control system?

Force balancing equation of a dash-pot elements is ( where x = displacement)

Poles and zeros are arranged alternatively on negative real axis, then type of network is/are

If two blocks having gains A and B respectively are in series connection, find the resultant gain using block diagram reduction technique?

In the cauer-2 form of LC network---------is series element and --------is shunt element respectively?

Which of the following are the disadvantages of a closed loop control system?