Electricity is transmitted over long distances
A). It is fast
B). There is less wastage of energy
C). It is safer
D). It is cheaper
The purpose of choke in tube light is
A). Induce high voltage
B). Induce low resistance
C). Induce high resistance
D). Induce low voltage
An electric iron of 750 W is used for S hours per day. Then the energy consumed in one day by the iron is:
A). 6 units
B). 600 units
C). 0.6 units
D). 60 units
The composition of electrician solder is
A). Lead-37%, tin-63%
B). Iron-37%, tin-63%
C). Lead-37%, Steel-63%
D). Steel-37%, copper-63%
The coil wire in the electric room heater or electric cooking heater is called ________
A). Circuit
B). Element
C). Filament
D). Cells