The circuit shown is used to produce a current-voltage graph for a 12 V, 24 W bulb. 20 V RO - 24 Ω 12 Show on a copy of
Posted: Fri Jun 10, 2022 11:27 am
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Show on a copy of the diagram, the correct positions for a voltmeter and an ammeter. Calculate the resistance of the bulb when it is operating normally. ii. Calculate the value of R which would enable the voltage across the bulb to be varied between 0 and 12 V. (a) (b) i.