Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • Two batteries with e:m.f 100 V and 120 V are connected in parallel across a load resistor of 50Ω. The internal resistances of the two batteri

Two batteries with e:m.f 100 V and 120 V are connected in parallel across a load resistor of 50Ω. The internal resistances of the two batteries are 6Ω and 12Ω respectively. The voltage across the load lies between-

Option: 1

106.7 \mathrm{~V} \& 106.8 \mathrm{~V}


Option: 2

106.6 \mathrm{~V} \&106.7 \mathrm{~V}


Option: 3

106.5 \mathrm{~V} \& 106.6 \mathrm{~V}


Option: 4

106.4 \mathrm{~V} \& 106.3 \mathrm{~V}


Answers (1)

best_answer

\begin{aligned} \text { Eeq } & =\frac{\sum E_{1} / R_{1}}{\sum R_{1}} \\ & =\frac{\frac{100}{6}+\frac{120}{12}}{1 / 6+1 / 12}=\frac{\frac{200}{12}+\frac{120}{12}}{\frac{2}{12}+\frac{1}{12}} \\ & =\frac{(200+120)}{12} \times \frac{12}{3} \\ & =\frac{320}{3}=106.67 \mathrm{~V} \end{aligned}

Posted by

seema garhwal

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

NEET UG 2026 irregularities under investigation; NTA says full cooperation being extended to agencies
anam-khan

NEET UG 2026 Tie-Breaking Rule Explained: Here’s how ranks are decided
anam-khan

NEET 2026: Odisha aspirant dies by suicide fearing failure

Latest Question