Take 12 V and R 1 270 in Fig 25 4 (a) Whats the resistance R 2 if theres 4 5 V across it (b) What will be the power dissipation in R 2 (a) Current from R1 can't go anywhere but through R2 R1 ww R2 so current through R1 and R2 is the same (b)...

If R and R are connected in series then the equivalent resistance is For ...

Take = 12 V and R 1 = 270 in Fig. 25.4. (a) Whats the

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Take ε = 12 V and R₁ = 270 Ω in Fig. 25.4. (a) What’s the resistance R₂ if there’s 4.5 V across it? (b) What will be the power dissipation in R₂?

(a) Current from R1 can't go anywhere but through R2 ... R1 ww R2 so current / through R1 and R2 is the same. (b)

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Take = 12 V and R 1 = 270 in Fig. 25.4. (a) Whats the

Question:

(a) Current from R1 can't go anywhere but through R2 ... R1 ww R2 so current / through R1 and R2 is the same. (b)

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If R and R are connected in series then the equivalent resistance is For ...View the full answer

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