Performance Indices

Performance Indices 1. If the performance index of a phase lead compensator is (s+a)/ (s+b) and that of a lag compensator is (s+p)/(s+q), then which one of the following sets…

Design Considerations for Higher Order Systems

Design Considerations for Higher-Order Systems MCQ 1. Which one of the following statements is correct? The effects of the phase lead compensator or gain cross over frequency and the bandwidth…

Effect of Adding a Zero to a System – II

Effect of Adding a Zero to a System – II 1. Which of the following can be measured by the use of a tacho-generator? a) Acceleration b) Speed c) Speed…

Effect of Adding a Zero to a System

Effect of Adding a Zero to a System 1. Assertion (A): The zeroes on the real axis near the origin are generally avoided in design. Reason (R): In a sluggish…

Steady-state Errors & Error Constants

Steady-state Errors & Error Constants 1. The steady state error for a unity feedback system for the input r(t) = Rt^2/2 to the system G(s) = K(s+2)/s(s3+7s2+12s) is a) 0…

Time Response of Second Order Systems – IV

This set of Control Systems test focuses on “Time Response of Second Order Systems – IV”. 1. The standard second order system to a unit step input shows the 0.36…

Time Response of Second Order Systems – II

Time Response of Second Order Systems – II 1. What will be the nature of time response if the roots of the characteristic equation are located on the s-plane imaginary…

Time Response of Second Order Systems – I

Time Response of Second Order Systems – I 1. Which of the following transfer function will have the greatest maximum overshoot? a) 9/(s2+2s+9) b) 16/(s2+2s+16) c) 25/(s2+2s+25) d) 36/(s2+2s+36) Answer:…

Time Response of First Order Systems Objective Questions

Time Response of First Order Systems Objective Questions 1. First order system is defined as : a) Number of poles at origin b) Order of the differential equation c) Total…

Standard Test Signals Objective Questions

Standard Test Signals Objective Questions 1. A feedback control systems has the inherent capability that its parameter can be adjusted to alter both its transient and steady state responses. a)…