Q.1
With feed back _____ reduces.
Q.2
Is a closed loop system.
Q.3
Phase margin of a system is used to specify which of the following ?
Q.4
A closed loop system is distinguished from open loop system by which of the following ?
Q.5
Which of the following can be measured by the use of a tachogenerator ?
Q.6
In a control system integral error compensation _______ steady state error
Q.7
The type-2 system has ________ at the origin.
Q.8
Which of the following should be done to make an unstable system stable ?
Q.9
On which of the following factors does the sensitivity of a closed loop system to gain changes and load disturbances depend ?
Q.10
Addition of zeros in transfer function causes which of the following?
Q.11
In force-voltage analogy, velocity is analogous to
Q.12
The effect of error damping is to
Q.13
The band width, in a feedback amplifier.
Q.14
A system that relies on feedback in order to operate is known as what?
  • A closed-loop system
  • A constant-loop system
  • An open-ended system
  • An open-loop system
Q.15
As an output, a petrol powered car engine will create which of the following?
  • Sound
  • Heat
  • Exhaust emissions
  • All of above
Q.16
Within systems, every system will have an output. True or false?
  • True
  • False
Q.17
The creation of light pollution as a direct result of an engineering project is an example of what?
  • A positive environmental impact
  • A negative economic impact
  • A negative environmental impact
  • A positive economic impact
Q.18
In which THREE ways might efficiency be lost in a system?
  • Heat
  • Friction
  • Sound
  • All of above
Q.19
The '+' symbol in an error detector represents what?
  • Set value
  • Actual value
  • Positive terminal
  • All of above
Q.20
True or false. Systems will always convert one form of energy into another?
  • True
  • False
Q.21
A Universal System Diagram will always require which THREE pieces of information?
  • An output
  • A process
  • An input
  • All of above
Q.22
Stored energy is otherwise known as _________ energy.
  • activation energy
  • kinetic energy
  • potential energy
  • thermodynamic energy
Q.23
Complete the sentence: A transducer is...
  • … a device that converts electrical energy into potential energy.
  • … a form of kinetic energy.
  • … a device that converts a physical quantity, such as pressure or brightness, into an electrical signal, or vice versa.
  • All of above
Q.24
Which two of the following could be considered as outputs of a toaster?
  • Heat energy
  • Toast
  • Electricity
  • Both A & B
Q.25
Within a sub-system diagram, a system boundary is represented by what?
  • A solid line
  • An arrow
  • A dashed line
  • An arrow in and an arrow out
Q.26
When electricity passes through a bulb, the bulb produces ______________.
  • heat energy only
  • light energy only
  • heat and light energy
  • None of these
Q.27
What is the prime mover in electrical systems
  • charge
  • frequency
  • voltage
  • resistance
Q.28
List four parts of a general electrical circuit:
  • source, load, battery, light bulb
  • source, load, switch, insulator
  • load, control element, conductor, source
  • switch, load, connector, source
Q.29
Name three methods used to produce a voltage:
  • photo-voltaicl
  • chemical
  • magnetic
  • All of above
Q.30
A voltage is created whenever positive and negative charges are .
  • combined
  • separated
  • fused
  • neutralized
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