Figure 4 shows a simple transformer connected to a 12 V a.c source and an a.c voltmeter.

      

Figure 4 shows a simple transformer connected to a 12 V a.c source and an a.c voltmeter.
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By counting the number of turns in each coil, determine the reading on the voltmeter.

  

Answers


John
$\frac{N_p}{N_s}$ = $\frac{V_s}{V_p}$ $\rightarrow$ = $\frac{12 \times 5}{10}$ = 6 V
johnmulu answered the question on June 5, 2017 at 12:24


Next: Figure 15, shows two coils A and B placed close to each other. A is connected to a steady D.C. Supply and a switch, B is connected to a sensitive galvanometer.
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