Faradays low is not valid as the rate of change of flux is zero
D.C transformers are costly
Losses in the D.C circuit are high
There is no need to step up the D.C voltage
The type of mirror used in automobiles to see the traffic on the rear side is
The type of mirrors used in the headlamp of cars is
The unit for measuring electric power is the
The unit of electrical power is
The unit of energy in MKS system is
The unit of force is a
The unit of noise pollution (level) is :
The unit of Plancks constant is
The unit of specific heat capacity is
The unit of viscosity is