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संबंधित प्रश्न
If the equivalent resistance is to be increased, then the number of resistances should be connected in
- Series
- Parallel
- Mixed arrangement
- None of the above
What possible values of resultant resistance one can get by combining two resistances, one of value 2 ohm and the other 6 ohm?
Name a substance of which the resistance remains almost unchanged by the increase in temperature.
Bends in a rubber pipe reduce the flow of water through it. How would the bands in a wire affect its electric resistance?
State expression for Resistance connected in series.
What is a resistance? Define it with respect to Ohm’s law,
Six equal resistors of 1 ohm each are connected to form the sides of a hexagon ABCDEF. Calculate the resistance offered by the combination if the current enters at A and leaves it at D.
What should be the length of a nickel wire of area of cross-section 3 mm2 used for making a rheostat of 750 ohm? (ρ of nickle = 0.069 Ohm mm2/m)
A metal wire of resistance 6 Ω is stretched so that its length is increased to twice its original length. Calculate its new resistance.
What is the maximum resistance which can be made using five resistors each of `1/5` W?
