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प्रश्न
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उत्तर
A/c to Ohm's law,
R = `"V"/"I" = 20/2` = 10 Ω
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संबंधित प्रश्न
In series combination which remains constant?
(a) Voltage
(b) Current
(c) Both current and voltage
(d) Both are variables
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How does the resistance of a wire change when:
its length is tripled?
State how are the two resistors joined with a battery when same current flows in each resistor.
Write an expression for the resistance of a conducting wire in terms of its length and area of cross-section.
State expression for Resistance connected in series.
Calculate the equivalent resistance between the points A and B for the following combination of resistors:
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 is the maximum resistance which can be made using five resistors each of `1/5` W?
