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संबंधित प्रश्न
Why is the series arrangement not used for domestic circuits?
Find the equivalent resistance between points A and B
(i) Two sets A and B, of three bulbs each, are glowing in two separate rooms. When one of the bulbs in set A is fused, the other two bulbs also cease to glow. But in set B, when one bulb fuses, the other two bulbs continue to glow. Explain why this phenomenon occurs.
(ii) Why do we prefer arrangements of Set B for house circuiting?
Write down an expression for the resistance of a metallic wire in terms of the resistivity.
In series combination of resistances ______.
How will you oonnect five resistors, each of the value one ohm, to obtain an equivalent resistance of 0.2 `Omega`
Why are thick copper wires used as connecting wires?
State expression for Cells connected in parallel.
Calculate the equivalent resistance between P and Q from the following diagram:
