Question 5

A 12 V battery with internal resistance r = 0.5 ohm has initially no load connected across its terminals. Then the switches S1 and S2 are closed successively. The voltmeter connected across the terminals has the successive readings

• A. 12 V, 11 V, 10 V
• B. 12 V, 12 V, 12 V
• C. 12 V, 9.6 V, 7.2 V
• D. 12 V, 9.6 V, 8 V
• E. 12 V, 8 V, 4 V
• F. 12 V, zero, zero

Formula Sheet

Question 4

Question 6

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