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Charge is a flow of?

electrons

neutrons

atoms

protons

Electricity is a flow of?

ions

The negatively charged part of an atom is called the

proton

ion

neutron

electron

The positively charged part of an atom is called the

Which of the following rely upon the chemical effect?

electric cell

thermocouple

alternator

filament lamp

Which of the following rely upon the heating effect?

motor

The chemical effect of current is used in

generator

transformer

Fuse

electroplating

Which of the following combinations are required to produce electricity by induction?

two different metals and a solution

conductor and a magnet

An Anode and a cathode

two metals and a heat source

The symbol shown below represents

inductor

resistor

battery

capacitor

Orbiting around the nucleus of an atom are

When a magnet is passed close to a conductor electricity is produced by

convection

electrolysis

induction

conduction

The SI unit of temperature is degrees

rankine

Kelvin

Fahrenheit

celcius

The SI unit for velocity is

metres per hour

metres per second

centimetres per second

miles per hour

The SI unit for mass is

tonne

pound

kilogram

gram

Hertz is the SI unit for

capacitance

frequency

impedance

reactance

Ampere is the SI unit of

charge

current

resistance

voltage

Weber is the SI unit for

magnetic flux

electromotive force

flux density

The SI unit of volume is

The SI unit of time is

millisecond

second

hour

minute

The SI unit of electric charge is

farad

coulomb

joule

weber

The SI unit of inductance is

henry

webber

The SI unit of capacitance is

The SI unit of electromotive force is

ohm

volt

ampere

The SI unit of power is

tesla

watt

Tesla is the SI unit for

Protons and electrons possess an electric charge. Which of the following statements is correct?

Electrons possess a negative charge

Electrons possess no charge

Electrons possess a positive charge

Protons possess a negative charge

The SI Unit for Frequency is

Volts

Hertz

Watt

Joules

SI unit for Length

Millimetres

Centimetre

Decimetre

Metre

The central nucleus of an atom consists of the following

Protons & neutrons

Protons & ions

Electrons & neutrons

Protons & electrons

The impedance of an inductive circuit is represented by the symbol

P

X

R

Z

Given the formula, when transposed to give R it equals

To calculate impedance the following formula can be used. Which of the following would be used to find R

To calculate impedance the following formula can be used. Which of the following would be used to find KW

Which of the following formulas would be used to calculate transformers

Metre per second squared is used to measure

Acceleration

Volume

Probability

Velocity