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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A resistance R=12 Ω is connected across a source of emf as shown in the figure. Its emf changes with time as shown in the graph. What is the heat developed in the heat developed in the resistance in the first four seconds ?

A resistance R=12 Ω is connected across a source of emf as shown in the figure. Its emf changes with time as shown in the graph. What is the heat developed in the heat developed in the resistance in the first four seconds ?

all right bulbs are identical and all cells are ideal and identical . In which circuit ( a B C d ) will the bulbs be dimmest ? In the diagrams