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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
Find the equivalent resistance between points A and B.
The substance having infinitely high electrical resistance is called:
(a) conductor
(b) resistor
(c) superconductor
(d) insulator
Name the material which is the best conductor of electricity.
If two resistors of 25 Ω and 15 Ω are joined together in series and then placed in parallel with a 40 Ω resistor, the effective resistance of the combination is :
(a) 0.1 Ω
(b) 10 Ω
(c) 20 Ω
(d)40 Ω
State how are the two resistors joined with a battery when same current flows in each resistor.
In series combination of resistances ______.
You have three resistors of values 2 `Omega`, 3 `Omega`, and 5 `Omega`. How will you join them so that the total resistance is less than 2 `Omega`?
State expression for Resistance connected in series.
