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NEET Question
Three resistors 2 Ω, 4 Ω and 5 Ω are combined in parallel. This combination is connected to a battery of emf 20 V and negligible internal resistance, the total current drawn from the battery is
  • a)
    10 A
  • b)
    15 A
  • c)
    19 A
  • d)
    23 A
Correct answer is option 'C'. Can you explain this answer?

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Answers

Stepway Academy
Feb 13, 2022
Potential of 20V20V will be same across each resistance current




∴ Total current drawn from circuit
I = I1 + I2 + I3
= 10 + 5 + 4 = 19A

Potential of20V20Vwill be same across each resistance current∴ Total current drawn from circuitI = I1 + I2 + I3= 10 + 5 + 4 = 19A

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Potential of20V20Vwill be same across each resistance current∴ Total current drawn from circuitI = I1 + I2 + I3= 10 + 5 + 4 = 19A
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