Know the principles of electricity

Descripción

2 Electrical Science Test sobre Know the principles of electricity, creado por Vito Martino el 08/05/2014.
Vito Martino
Test por Vito Martino, actualizado hace más de 1 año
Vito Martino
Creado por Vito Martino hace más de 10 años
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Resumen del Recurso

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?
Respuesta
  • two different metals and a solution
  • conductor and a magnet
  • An Anode and a cathode
  • two metals and a heat source

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
Respuesta
  • ohm
  • volt
  • ampere
  • farad

Pregunta 28

Pregunta
The SI unit of power is
Respuesta
  • tesla
  • coulomb
  • watt
  • joule

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
Respuesta
  • Volts
  • Hertz
  • Watt
  • Joules

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
Respuesta
  • P
  • X
  • R
  • Z

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
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