A resistor of 10 kΩhaving tolerance 10% is connected in series with another resistor of 20 kΩ having tolerance 20%. The tolerance of the combination will beapproximately

see full answer

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

10%

13%

17%

20%

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

As, ΔRs=ΔR1+ΔR2=[10100×10+20100×20]kΩ=5 kΩΔRsRs×100=530×100=503=17%

Watch 3-min video & get full concept clarity