Unit 107 Electrical science and technology
Tera
10 to the power of 12
Kilo
10 to the power of 3
Mega
10 to the power of 6
Giga
10 to the power of 9
The value of power, if a current of 2 amps flows when a voltage of 100 volts is applied to a resistor, is
200 watts
If a current of 2 amps flows when a voltage of 100 volts is applied to a resistor, the resistance will be
50 Ohms
A material with a low resistance is said to be
A good conductor
The three effects of an electric current are
Chemical, magnetic, thermal
Electrical charges unit of measure?
Coulomb
Ampere
Current
Electric current is a flow of
Electrons
Metre
Length
Kilogram
Mass
10 to the - 6 can be represented by the sub multiple
Micro
10 to the - 3 can be represented by the sub multiple
Mili
Volt
PD/emf
Watt
Power
Seconds
Time
Alternator
a.c.
Transformer
a.c.
Battery
d.c.
Dynamo
d.c.
Voltmeters are connected
in parallel.
Ammeters are connected
in series.