What is meant by rating of an electrical appliance?
An electrical appliance is rated as 60 W -150 V.
(a) What do you understand by this statement?
(b) How much current will flow through the appliance when in use?
What do you mean by power rating of an electrical appliance? How do you use it to calculate (a) the resistance of the appliance, and (b) the safe limit of current in it, while in use?
What is meant by rating of an electrical appliances?
What is meant by the wattage of an electrical appliance.
What is meant by earthing of an electrical appliance? Why is it essential?