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प्रश्न
The equivalent resistance of a parallel combination of two resistors of 30 Ω and 60 Ω is ______________.
विकल्प
90 Ω
2 Ω
20 Ω
1800 Ω
उत्तर
The equivalent resistance of a parallel combination of two resistors of 30 Ω and 60 Ω is 20 Ω.
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संबंधित प्रश्न
Differentiate between resistances in series and parallel.
Complete the following :-
(b)
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What are the advantages of connecting electrical devices in parallel with the battery instead of connecting them in series?
Which of the following arrangement, A or B, has the lower combined resistance?
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(c)5
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In parallel combination of resistances ______.
Tick (✓) the correct choice among the following :
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