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प्रश्न
MCB is used to protect household electrical appliances.
विकल्प
True
False
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उत्तर
MCB is used to protect household electrical appliances - true.
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संबंधित प्रश्न
The SI unit of charge is volt.
Calculate the number of electrons constituting one coulomb of charge.
State the factors on which the strength of electric current flowing in a given conductor depends.
Three heaters each rated 250 W, 100 V are connected in parallel to a 100 V supply. Calculate :
The total current taken from the supply
Three resistances, of which two are equal when connected in series have an effective resistance of 30 ohms. When the three resistances are connected in parallel, the effective resistances is 3 ohms. Find the values of the individual resistances.
Find the odd one out.
Loudspeaker, Bar magnet/magnet, Electric motor, Microphone.
What does the direction of current convey?
