1) Brushes of DC Motors are made of a) Carbon b) Soft carbon c) Hard carbon 2) The armature voltage of the motor equation is given by a) V= Eb – IaRa b) V = Eb + IaRa c) Eb = laRa - V 3) A transformer transforms a) Voltage b) Current c) Power 4) What this corrected by using pid controlled? a) Armature current b) Motor speed c) The error between the output and set point 5) In a transformer the energy is conveyed from primary to secondary a) through cooling coil b) through air c) by the flux 6)The state variables change only at a discrete set of points in time a) A discrete system b) A continues system c) System environment 7) The model that is doing on paper is: a) Computational b) Specification c) Conceptual 8)"What if" questions about real-world system can be wide verity by using a) Simulation b) Model c) All the above 9) Simulation can be known is not appropriate when: a) A simulation model help us to gain knowledge about improvement of system b) The problem can be solved by common sense. c) A simulation study can help in understanding how the system operates. 10) The current in the field coil and armature coil independent of one another in a) Separately Excited DC Motor b) DC shunt motor c) All the above

1) Brushes of DC Motors are made of a) Carbon b) Soft carbon c) Hard carbon 2) The armature voltage of the motor equation is given by a) V= Eb – IaRa b) V = Eb + IaRa c) Eb = laRa - V 3) A transformer transforms a) Voltage b) Current c) Power 4) What this corrected by using pid controlled? a) Armature current b) Motor speed c) The error between the output and set point 5) In a transformer the energy is conveyed from primary to secondary a) through cooling coil b) through air c) by the flux 6)The state variables change only at a discrete set of points in time a) A discrete system b) A continues system c) System environment 7) The model that is doing on paper is: a) Computational b) Specification c) Conceptual 8)"What if" questions about real-world system can be wide verity by using a) Simulation b) Model c) All the above 9) Simulation can be known is not appropriate when: a) A simulation model help us to gain knowledge about improvement of system b) The problem can be solved by common sense. c) A simulation study can help in understanding how the system operates. 10) The current in the field coil and armature coil independent of one another in a) Separately Excited DC Motor b) DC shunt motor c) All the above

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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