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1) 2 Cells in Parallel, an open switch, a resistor, 2 light bulbs in series, an ammeter.

2) 3 cells in series, a closed switch, 2 light bulbs in parallel, 2 ammeters, voltmeter over the cells.

3) 2 cells in series, a resistor, an open switch, an ammeter, 2 light bulbs in series, a voltmeter over each light bulb (i.e. 2 voltmeters total).