ICSE Class 10 Physics 2018 Solved Paper

You have three resistors of values 2Ω,3Ω and 5Ω. How will you join them so that the total resistance is more than 7Ω ?

Question : 23

Total: 78

Calculate the equivalent resistance.

Solution:

‌∵‌‌R s=R1+R2+R3
‌∴‌‌Req=2+3+5
‌=10Ω‌. ‌
‌

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