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संबंधित प्रश्न
The following appliances are to be used on 240 V supply. Calculate the current used by each and say which fuse, 2 amp, 5 amp or 13 amp should be incorporated with each, (i) A television rated at 150 W, (ii) An electric iron rated at 750 W, (iii) An immersion heater rated at 3000 W, (iv) A hair dryer rated at 500 W. How much will it cost to run the television set for 100 days for an average of 4 hours a day at 60 paise per unit?
State the S.I. units of electrical power.
Three heaters each rated 250 W, 100 V are connected in parallel to a 100 V supply. The resistance of each heater
My mother was operating washing machine on Sunday morning. Suddenly, she saw a spark coming out of the electric board and the electric current in the house failed. An electrician was called to look into the matter. What should he have noticed.
Give the electric current unit.
The power of an electric device is a product of ______ and ______.
One unit of electrical energy consumed is equal to 1000 kilowatt-hour.
Define the following:
Conventional current
