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प्रश्न
An electrical appliance has a rating 100 W, 120 V. The resistance of element of appliance when in use is ______.
विकल्प
1.2 Ω
144 Ω
120 Ω
100 Ω
उत्तर
An electrical appliance has a rating 100 W, 120 V. The resistance of element of appliance when in use is 144.
संबंधित प्रश्न
What do you mean by power rating of an electrical appliance? How do you use it to calculate the resistance of the appliance.
What do you mean by power rating of an electrical appliance? How do you use it to calculate the safe limit of current in it, while in use?
Explain the meaning of the statement 'the power of an appliance is 100 W'.
An electrical appliance having a resistance of 200 Ω is operated at 200 V. Calculate the energy consumed by the appliance in 5 minutes in joules.
'A geyser is rated 240 W-220 V'. Explain the meaning of this statement.
