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प्रश्न
S.I. unit and commercial unit of electrical energy are same.
विकल्प
True
False
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उत्तर
False.
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संबंधित प्रश्न
The electrical energy consumed in a house is measured by ...............
In a household electrical circuit, the appliance are connected in ............with the mains.
One kilowatt hour is equal to ............ joule.
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The diagram below in figure shows the reading on the dials of a meter. State what is its reading.
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Draw a labelled diagram with the necessary switches to connect a bulb, a fan and a plug socket in a room with the mains. In what arrangement will you connect them to the mains?
An electric iron of power 1.5 kW is used for 30 minutes to press the clothes. Calculate the electrical energy consumed in
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- joule.
Two bulbs are rated 60 W, 220 V and 60 W, 110 V respectively. Calculate the ratio of their resistances.
Our body can pass electricity through it.
