Pregunta 1
Pregunta
Charge is a flow of?
Respuesta
-
electrons
-
neutrons
-
atoms
-
protons
Pregunta 2
Pregunta
Electricity is a flow of?
Respuesta
-
electrons
-
neutrons
-
atoms
-
ions
Pregunta 3
Pregunta
The negatively charged part of an atom is called the
Respuesta
-
proton
-
ion
-
neutron
-
electron
Pregunta 4
Pregunta
The positively charged part of an atom is called the
Respuesta
-
proton
-
ion
-
neutron
-
electron
Pregunta 5
Pregunta
Which of the following rely upon the chemical effect?
Respuesta
-
electric cell
-
thermocouple
-
alternator
-
filament lamp
Pregunta 6
Pregunta
Which of the following rely upon the heating effect?
Respuesta
-
electric cell
-
motor
-
filament lamp
-
alternator
Pregunta 7
Pregunta
The chemical effect of current is used in
Respuesta
-
generator
-
transformer
-
Fuse
-
electroplating
Pregunta 8
Pregunta
Which of the following rely upon the heating effect?
Respuesta
-
electroplating
-
motor
-
thermocouple
-
alternator
Pregunta 9
Pregunta
Which of the following combinations are required to produce electricity by induction?
Pregunta 10
Pregunta
The symbol shown below represents
Respuesta
-
inductor
-
resistor
-
battery
-
capacitor
Pregunta 11
Pregunta
The symbol shown below represents
Respuesta
-
inductor
-
resistor
-
battery
-
capacitor
Pregunta 12
Pregunta
Orbiting around the nucleus of an atom are
Respuesta
-
ions
-
protons
-
electrons
-
neutrons
Pregunta 13
Pregunta
The symbol shown below represents
Respuesta
-
battery
-
capacitor
-
inductor
-
resistor
Pregunta 14
Pregunta
The symbol shown below represents
Respuesta
-
capacitor
-
inductor
-
battery
-
resistor
Pregunta 15
Pregunta
When a magnet is passed close to a conductor electricity is produced by
Respuesta
-
convection
-
electrolysis
-
induction
-
conduction
Pregunta 16
Pregunta
The SI unit of temperature is degrees
Respuesta
-
rankine
-
Kelvin
-
Fahrenheit
-
celcius
Pregunta 17
Pregunta
The SI unit for velocity is
Respuesta
-
metres per hour
-
metres per second
-
centimetres per second
-
miles per hour
Pregunta 18
Pregunta
The SI unit for mass is
Respuesta
-
tonne
-
pound
-
kilogram
-
gram
Pregunta 19
Pregunta
Hertz is the SI unit for
Respuesta
-
capacitance
-
frequency
-
impedance
-
reactance
Pregunta 20
Pregunta
Ampere is the SI unit of
Respuesta
-
charge
-
current
-
resistance
-
voltage
Pregunta 21
Pregunta
Weber is the SI unit for
Respuesta
-
magnetic flux
-
capacitance
-
electromotive force
-
flux density
Pregunta 22
Pregunta
The SI unit of volume is
Pregunta 23
Pregunta
The SI unit of time is
Respuesta
-
millisecond
-
second
-
hour
-
minute
Pregunta 24
Pregunta
The SI unit of electric charge is
Respuesta
-
farad
-
coulomb
-
joule
-
weber
Pregunta 25
Pregunta
The SI unit of inductance is
Respuesta
-
henry
-
coulomb
-
farad
-
webber
Pregunta 26
Pregunta
The SI unit of capacitance is
Respuesta
-
joule
-
farad
-
coulomb
-
weber
Pregunta 27
Pregunta
The SI unit of electromotive force is
Pregunta 28
Pregunta
The SI unit of power is
Pregunta 29
Pregunta
Tesla is the SI unit for
Respuesta
-
flux density
-
capacitance
-
magnetic flux
-
electromotive force
Pregunta 30
Pregunta
Protons and electrons possess an electric charge. Which of the following statements is correct?
Respuesta
-
Electrons possess a negative charge
-
Electrons possess no charge
-
Electrons possess a positive charge
-
Protons possess a negative charge
Pregunta 31
Pregunta
The SI Unit for Frequency is
Pregunta 32
Pregunta
SI unit for Length
Respuesta
-
Millimetres
-
Centimetre
-
Decimetre
-
Metre
Pregunta 33
Pregunta
The central nucleus of an atom consists of the following
Respuesta
-
Protons & neutrons
-
Protons & ions
-
Electrons & neutrons
-
Protons & electrons
Pregunta 34
Pregunta
The impedance of an inductive circuit is represented by the symbol
Pregunta 35
Pregunta
Given the formula, when transposed to give R it equals
Pregunta 36
Pregunta
To calculate impedance the following formula can be used. Which of the following would be used to find R
Pregunta 37
Pregunta
To calculate impedance the following formula can be used. Which of the following would be used to find KW
Pregunta 38
Pregunta
Which of the following formulas would be used to calculate transformers
Pregunta 39
Pregunta
Metre per second squared is used to measure
Respuesta
-
Acceleration
-
Volume
-
Probability
-
Velocity