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प्रश्न
State expression for Resistance connected in parallel.
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उत्तर
`1/"R" = 1/"r"_1 + 1/"r"_2 + 1/"r"_3` resistances in parallel.
संबंधित प्रश्न
Complete the following :-
(a)
What possible values of resultant resistance one can get by combining two resistances, one of value 2 ohm and the other 6 ohm?
Calculate the combined resistance in each case:
State the order of resistivity of (i) a metal, (ii) a semiconductor and (iii) an insulator.
State how are the two resistors joined with a battery when equivalent resistance is more than either of the two resistances.
State expression for Resistance connected in series.
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.
Calculate the value of the resistance which must be connected to a 15 ohm resistance to provide on effective resistance of 6 ohm.
When a 4 Ω resistor is connected across the terminals of a 2 V battery, the number of coulombs passing through the resistor per second is:
