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संबंधित प्रश्न
The graph between V and I for a conductor is a straight line passing through the origin.
What should remain constant in a statement of this law?
Four resistances of 16 ohms each are connected in parallel. Four such combinations are connected in series. What is the total resistance?
A resistance of 40 ohms and one of 60 ohms are arranged in series across 220 volt supply. Find the heat in joules produced by this combination of resistances in half a minute.
State Ohm’s law and draw a neat labelled circuit diagram containing a battery, a key, a voltmeter, an ammeter, a rheostat and an unknown resistance to verify it.
Calculate the current flowing through a wire of resistance 5 Ω connected to a battery of potential difference 3 V.
A wire of resistance 3 ohm and length 10 cm is stretched to length 30 cm. Assuming that it has a uniform cross section, what will be its new resistance?
Choose the correct alternative.
Which of the following is an ohmic conductor?
What is non ohmic device?
Write a short note on superconductors?
Calculate the total resistance of the circuit and find the total current in the circuit.
