No products in the cart.

A long wire of uniform cross-section …

CBSE, JEE, NEET, CUET

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

A long wire of uniform cross-section and 200 resistance is used in a potentiometer. The wire is connected in series with a battery of 5 V a long with an external resistance of 4800 if an unknown emf E is balanced at 6mlength of the wire, calculate a)the potential gradient of the wire and (b)the value of the unknown

Posted by Palak Chauhan 4 years, 5 months ago

CBSE > Class 12 > Physics

0 answers

ANSWER

https://examin8.com

Test

Related Questions

A mirror is turned through 17 degree then the reflected ray is turned by

Posted by Khushbu Otti 1 year, 5 months ago

CBSE > Class 12 > Physics

0 answers

Derivation of ohm's law class 12

Posted by Aniket Mahajan 10 months ago

CBSE > Class 12 > Physics

0 answers

two pith -balls each weighing 10-³ kg are suspended from the same point by means of silk threads -0.5 m long .on charging the balls equally, they are found to repel each other to a distance of 0.2 m .calculate the charge on each ball .

Posted by Preeti Sahu 10 months ago

CBSE > Class 12 > Physics

0 answers

what us current

Posted by Shristi Maurya 10 months, 2 weeks ago

CBSE > Class 12 > Physics

2 answers

Q.3A Free Proton and a Free Electron are Placed in a Uniform Field. Which of the Two Experiences Greater Force and Greater Acceleration?

Posted by Ayush Rajput 1 year, 5 months ago

CBSE > Class 12 > Physics

1 answers

Three charges q,-4q,2q are placed at vertex of equilateral triangle find amount of work done to make its set up

Posted by Manshi Roll No-36,Class Xi-A 1 year, 2 months ago

CBSE > Class 12 > Physics

0 answers

Lota graph showing the variation of current with voltage for the materials gaas on the graph mark the reason where a resistance is negative and Om is obey

Posted by Siwani Gupta 1 year, 4 months ago

CBSE > Class 12 > Physics

0 answers

A Carbon resistor has three strips of red colour and a gold strip. What is the value of resistor? What is its tolerance?

Posted by Kaviyarasan 2007 1 year, 5 months ago

CBSE > Class 12 > Physics

0 answers

Two metallic sphere of radii 1 cm and 3 cm are given charge of minus 1 into 10 ke power 2 coulomb and 5 x 10 power 2 respectively if these are connected by conducting wire the final charge on the bigger sphere is

Posted by Khushi Aw 1 year, 5 months ago

CBSE > Class 12 > Physics

0 answers

A pith ball may become charge d by gaining or losing

Posted by Anterpreet Kaur 1 year, 5 months ago

CBSE > Class 12 > Physics

0 answers

myCBSEguide App

myCBSEguide

Trusted by 1 Crore+ Students

Test Generator

Test Generator

Create papers online. It's FREE.

CUET Mock Tests

CUET Mock Tests

75,000+ questions to practice only on myCBSEguide app

Google Play

Download myCBSEguide App