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प्रश्न
MCB is used to protect household electrical appliances.
पर्याय
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.
What does an electric circuit mean?
Three 2 V cells are connected in series and used as a battery in a circuit.
- What is the p.d. at the terminals of the battery?
- How many joules of electrical energy does 1 C gain on passing through
- one cell
- all three cells?
Define the term resistivity.
A wire of uniform thickness with a resistance of 27Ω is cut into three equal pieces and they are joined in parallel. Find the equivalent resistance of the parallel combination.
Fill in the blank :
1 mA = ............................. A.
State the condition when it is advantageous to connect cells in series.
An electrical gadget can give an electric shock to its user under certain circumstances. Mention any two of these circumstances.
Problems for practice:
If 5A current flows through a circuit, then convert the current in terms of microampere?
Electric current passes through a metallic conductor due to the movement of ______.
