World's only instant tutoring platform
dropdown-logo
Become a tutorPartnershipsAbout usStudent loginTutor login
About us
Login
App StorePlay Store
Get 2 FREE Instant-Explanations on Filo with code FILOAPP
A battery of emf 10 V and internal resistance 3 W is connected
Physics Part-I
Physics Part-I

Class 12

NCERT

Publisher:
NCERT
Subject:
Physics
1

Chapter 1: Electric Charges and Fields

47 questions

arrow
2

Chapter 2: Electrostatic Potential and Capacitance

46 questions

arrow
3

Chapter 3: Current Electricity

33 questions

Q1
The storage battery of a car has an emf of 12 V. If the internal resistance of the battery is 0.4 , what is the maximum current that can be drawn from the battery?
Q2
A battery of emf 10 V and internal resistance 3 W is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the teral voltage of the battery when the circuit is closed?
Q3
(a) Three resistors  and are combined in series. What is the total resistance of the combination?
(b) If the combination is connected to a battery of emf 12 V and negligible internal resistance, obtain the potential drop across each resistor.
View all question
4

Chapter 4: Moving Charges and Magnetism

41 questions

arrow
5

Chapter 5: Magnetism and Matter

36 questions

arrow
6

Chapter 6: Electromagnetic Induction

28 questions

arrow
7

Chapter 7: Alternating Current

37 questions

arrow
8

Chapter 8: Electromagnetic Waves

20 questions

arrow
Question
Easy
Timing Icon

Solving time: 4 mins

A battery of emf 10 V and internal resistance 3 W is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the teral voltage of the battery when the circuit is closed?

Views

Views: 5,987 students

Updated on: May 19, 2023

Book

Book:

Physics Part-I (NCERT)

tutor 0tutor 1tutor 2
Found 7 tutors discussing this question
Amelia Discussed
A battery of emf 10 V and internal resistance 3 W is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the teral voltage of the battery when the circuit is closed?
7 mins ago
Discuss this question LIVE
7 mins ago

Text SolutionText solutionverified iconVerified

A battery of emf 10 V and internal resistance 3 W is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the terminal voltage of the battery when the circuit is closed?
Was this solution helpful?
87
Share
Report
Video Solution

Filo tutor solutions (5)

Learn from their 1-to-1 discussion with Filo tutors.

filo Logo
10 mins

Uploaded on: 12/4/2022

Ask your question, on a video call with tutor

Connect instantly with this tutor

Connect now

Taught by

tutor profile picture
Rahul Kumar Chauhan

Total classes on Filo by this tutor - 3,184

Teaches : Physics, Mathematics

Connect instantly with this tutor

Connect now

Notes from this class (3 pages)

Arrow
Download
Arrow
Arrow
Arrow
Was this solution helpful?
84
1
Share
Report
filo Logo
3 mins

Uploaded on: 8/1/2022

Ask your question, on a video call with tutor

Connect instantly with this tutor

Connect now

Taught by

tutor profile picture
Sirajuddin Ansari

Total classes on Filo by this tutor - 3,873

Teaches : Physics

Connect instantly with this tutor

Connect now

Notes from this class (3 pages)

Arrow
Download
Arrow
Arrow
Arrow
Was this solution helpful?
108
Share
Report
filo Logo
25 mins

Uploaded on: 8/1/2022

Ask your question, on a video call with tutor

Connect instantly with this tutor

Connect now

Taught by

tutor profile picture
Sirajuddin Ansari

Total classes on Filo by this tutor - 3,873

Teaches : Physics

Connect instantly with this tutor

Connect now

Notes from this class (3 pages)

Arrow
Download
Arrow
Arrow
Arrow
Was this solution helpful?
135
Share
Report
See more 1-on-1 discussions (2)
One destination for complete JEE/NEET preparation
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
Instant 1:1 help, 24x7
60, 000+ Expert tutors
60, 000+ Expert tutors
Textbook solutions
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Big idea maths, McGraw-Hill Education etc
Essay review
Essay review
Get expert feedback on your essay
Get expert feedback on your essay
Schedule classes
Schedule classes
High dosage tutoring from Dedicated 3 experts
High dosage tutoring from Dedicated 3 experts
Trusted by 4 million+ students

Practice more questions from Physics Part-I (NCERT)

Q1
The storage battery of a car has an emf of 12 V. If the internal resistance of the battery is 0.4 , what is the maximum current that can be drawn from the battery?
Q2
A battery of emf 10 V and internal resistance 3 W is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the teral voltage of the battery when the circuit is closed?
Q3
(a) Three resistors  and are combined in series. What is the total resistance of the combination?
(b) If the combination is connected to a battery of emf 12 V and negligible internal resistance, obtain the potential drop across each resistor.
View all

Practice questions from Physics Part-I (NCERT)

Question 1
Medium
Views

Views: 6,022

A silver wire has a resistance of  at , and a resistance of   at . Detere the temperature coefficient of resistivity of silver.
Topic

Topic:

Current Electricity

Book

Book:

Physics Part-I (NCERT)

View 5 solutions

Question 2
Medium
Views

Views: 6,084

Figure shows a 2.0 V potentiometer used for the deteration of internal resistance of a 1.5 V cell. The balance point of the cell in open circuit is 76.3 cm. When a resistor of 9.5 is used in the external circuit of the cell, the balance point shifts to 64.8 cm of the potentiometer wire. Detere the internal resistance of the cell.
Topic

Topic:

Current Electricity

Book

Book:

Physics Part-I (NCERT)

View 3 solutions

Question 3
Easy
Views

Views: 5,823

A network of resistors is connected to a battery with internal resistance of , as shown in Fig. 3.19: (a) Compute the equivalent resistance of the network. (b) Obtain the current in each resistor. (c) Obtain the voltage drops and
Topic

Topic:

Current Electricity

Book

Book:

Physics Part-I (NCERT)

View 5 solutions

Question 4
Hard
Views

Views: 5,847

Detere the current drawn from a 12V supply with internal resistance by the infinite network shown  in Fig. Each resistor has resistance.
Topic

Topic:

Current Electricity

Book

Book:

Physics Part-I (NCERT)

View 4 solutions

View more

Practice more questions from Current Electricity

Question 1
Easy
Views

Views: 5,869

Compare the power used in resistor in each of the following circuits
a)6 volt battery in series with and resistors And
b)4 volt battery in parallel with and resistors
Topic

Topic:

Current Electricity

View 4 solutions

Question 2
Medium
Views

Views: 6,265

An electric kettle used to prepare tea, takes 2 minutes to boil 4 cups of water (1 cup contains 200 cc of water) if the room temperature is 25°C.
(a) If the cost of power consumption is Re 1.00 per unit (1 unit = 1000 watt-hour), calculate the cost of boiling 4 cups of water.
(b) What will be the corresponding cost if the room temperature drops to 5°C?
Topic

Topic:

Current Electricity

Book

Book:

Concepts of Physics (HC Verma Part II)

View 3 solutions

Question 3
Easy
Views

Views: 5,519

A metallic block has no potential difference applied across it, then the mean velocity of free electrons is :
  1. Proportional to
  2. Proportional to
  3. Zero
  4. Finite but independent of temperature
Topic

Topic:

Current Electricity

Book

Book:

Physics Galaxy Electrostatics and Current Electricity Vol 3 A (Ashish Arora)

View 5 solutions

Question 4
Easy
Views

Views: 5,319

विद्युत वाहक बल की वैद्युत माप के लिये विभवमापी एक यथार्थ तथा बहुमुखी युक्ति है, क्योंकि, इस विधि में शामिल होता है :
  1. विभव प्रवणता
  2. गैल्वेनोमीटर से धारा के प्रवाहित न होने की स्थिति
  3. सेलों, गैल्वेनोमीटर तथा प्रतिरोधों का संयोजन
  4. सेलों का उपयोग
Topic

Topic:

Current Electricity

View solution

Practice questions on similar concepts asked by Filo students

Question 1
Views

Views: 5,084

In the adjoining figure, the equivalent resistance between A and B is
Topic

Topic:

Electrostats

View solution

Question 2
Views

Views: 5,268

- Ant rirter f * 15 Observation shows that the earth is negatively charged and the associated electric field is . If the radius of the earth is , find the total charge of the earth. [Ans: ] मरनम Mock Test (Set-7) . Electric potential at a point Find the strength of the electric field at that point. *th 17. The electric potential in an electric field depends only on and , a and are constants. At what point on axis will the value of current be zero? (Ane: [HS²12] 18. Static kinetic force between two point charges spaced at a cr tain distance. What is the force if the distance between them is halved? Will? [Ans: 4F] .) An electric dipole spaced apart is made of charge of . Determine the strength of the electric field at a point away from the midpoint of the dipole on the bisector of the axis of the dipole. given, ] [ [Aus: (20.) An Alectic dipole is placed in a unifarmelectric feld (E) and rotated throughan angle of . Find the value of the workdone. [Ans: 2pE] (21) If the paraelectric constantof mica is 54 , what is the dielectrio constant of mica? Ans: . Two soap bubbles of equal velocity and equal volume in vacuum merge to form one larger bubble equal to their total volume. What is the potential of each of the two smaller bubbles? [Ans: 22/3 v] A The radius of the earth is , find its capacity. [Ans: *25) A soherical water droplet immersed in a charge of has a surface potential of . (i) What is the radius of the drop?
Topic

Topic:

Electrostats

View solution

Question 3
Views

Views: 5,063

Suppose the Earth were made of nothing but iron (at a density of ) and silicates (at a density of ).a. Calculate the percentage (by volume) of iron and silicates that would be required to give a density of . (Hint:you know that the two volume percentages must add up to so the percentage of silicates equals minus the percentage of iron.)b. The outer radius of the core is approximately while the overall radius of the Earth is What percentage of the Earth's volume is occupied by the core?c. The percentage of Earth's mass that is composed of iron is estimated to be (see Unit 33 ). What might explain why this percentage is smaller than the value in (a) and larger than the percentage in (b)?
Topic

Topic:

Physics

View solution

Question 4
Views

Views: 5,555

 dropped together and another of mass are a fall of 30 feet each tom a 60 feet tall building. After kinetic energies will be iords earth, their respective (a)
Topic

Topic:

Work, Energy and Power

View solution

View more
Doubt Icon Doubt Icon

Stuck on the question or explanation?

Connect with our Physics tutors online and get step by step solution of this question.

231 students are taking LIVE classes

Related books for questions on Current Electricity

next icon
next icon
Question Text
A battery of emf 10 V and internal resistance 3 W is connected to a resistor. If the current in the circuit is 0.5 A, what is the resistance of the resistor? What is the teral voltage of the battery when the circuit is closed?
Updated OnMay 19, 2023
TopicCurrent Electricity
SubjectPhysics
ClassClass 12
Answer TypeText solution:1 Video solution: 5
Upvotes660
Avg. Video Duration9 min