Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 12-science Answered

Three identical cells, each of emf 2 V and internal resistance 0.2 ohm are connected in series to an external resistor of 5.4 ohm. Calculate the current in the circuit.
Asked by Topperlearning User | 24 Apr, 2015, 03:37: PM
answered-by-expert Expert Answer

Net emf of the cell = 3 x 2 = 6 V

Total resistance of the circuit = 0.2 + 0.2 + 0.2 + 5.4 = 6 ohm
Answered by | 24 Apr, 2015, 05:37: PM

Concept Videos

Multiple Choice Questions Practice Test Subjective Questions Webinar Subjective Questions Pre Board Assessment
Answered Unanswered My Questions My Answers
CBSE 12-science - Physics
solve
question image
Asked by amanpanday6384 | 22 Dec, 2022, 12:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
what is meant by electric power
Asked by suresh.garaga1976 | 01 Jun, 2021, 09:27: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
Doubt
question image
Asked by arushidabhade | 30 Jul, 2020, 10:34: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
You are given 48 cells each of 1.48 volt and resistance 0.3 ohm. How would you arrange them to produce greatest current in a circuit of 5 ohm resistance?
Asked by mridulabarua05 | 06 Feb, 2019, 09:53: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
Why we use a combination of cells?
Asked by Topperlearning User | 27 Apr, 2015, 01:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
For the series combination of cells, derive the condition in which the current through externally connected resistance is maximum.
Asked by Topperlearning User | 24 Apr, 2015, 03:36: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
Three identical cells, each of emf 2 V and internal resistance 0.2 ohm are connected in series to an external resistor of 5.4 ohm. Calculate the current in the circuit.
Asked by Topperlearning User | 24 Apr, 2015, 03:37: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
In given circuit the cells E1 and E2 have emfs 4 V and 8 V and the internal resistance 0.5 ohm and 10 ohm respectively. Calculate the current in each resistance.
Asked by Topperlearning User | 24 Apr, 2015, 03:47: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
In the circuit shown, each battery is of 5 V and has internal resistance of 0.2 ohm. What will be the reading of an ideal voltmeter connecting across the battery?
Asked by Topperlearning User | 24 Apr, 2015, 03:51: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Physics
In which condition, the cells connected in parallel has maximum current?
Asked by Topperlearning User | 24 Apr, 2015, 03:52: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt

Be a Top Scorer in the Exam with Test Series and Test Generator!

Enrol Now
×