Two identical cells each of emf $1.5 \,V$ are connected in parallel across a parallel combination voltmeter connected in the circuit measures $1.2 \,V$.

The internal resistance of each cell is.................$\Omega$

  • A$2.5$
  • B $4$
  • C$5$
  • D$10$
JEE MAIN 2022, Diffcult
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