Q 14. When three resistances of resistance 20 ohm, 50 ohm and 100 ohm are connected in
parallel combination. Calculate effective resistance of the combination.
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Q 14. When three resistances of resistance 20 ohm, 50 ohm and 100 ohm are connected in
parallel combination. Calculate effective resistance of the combination.
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Answered by
1
Answer:
12.5 ohms
1/R=1/R1+1/R2+1/R3
1/R= 1/20+1/50+1/100
1/R=(5+2+1)/100
1/R=8/100
R=100/8
R= 12.5 Ohms
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