A battery of emf 115V and internal resistance of 4 
is connected to a resistor. If the current in the circuit is 2A and the circuit is closed. Resistance of the resistor and terminal voltage of the battery will be
A
2.5, 
6V
6V
B
3.5 
, 6V
, 6V
C
2.5, 
7V
7V
D
3.5 
, 7V
, 7V
Text Solution
Verified by ExpertsThe correct answer is:
D
Given, 
Now, for resistance of the resistors
Terminal voltage of battery
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
If a 0.1 % increase in length due to stretching, the percentage increase in its resistance will be
The specific resistance of manganin is . The resistance of a cube of length 50 cm will be
The resistivity of iron is . The resistance of a iron wire of particular length and thickness is 1…
When the length and area of cross-section both are doubled, then its resistance
The resistance of a wire is 20 ohms. It is so stretched that the length becomes three times, then t…
The resistivity of a wire