Figure 10 shows two circuits in which identical dry cells and identical bulbs are used. Use the information in the figure to answer questions 9 and 10.

      

Figure 10 shows two circuits in which identical dry cells and identical bulbs are used. Use the information in the figure to answer questions a) and b)
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a) Explain why the bulb in Figure 10 (b) will be brighter than each of the bulbs in Figure 10 (a).
b) Give the reason why the cells in Figure 10 (b) can be used for a longer period than the cells in Figure 10 (a).

  

Answers


John
a) The bulb in (10a) offer s higher resistance which results to low current flowing hence less brighter

b) The current drawn from each cell in 10 (b) is less than that in 10 (a)
johnmulu answered the question on April 18, 2017 at 09:00


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