Question
For a cell terminal potential difference is 3.5 V when circuit is open and reduces to 2.5 V when cell is connected to a resistance of R = 10Ω then determine internal resistance of cell is
2.5 = (3.5 × 10)/(10 + r) r = 4 ΩMore Physics GS Questions
- What is found in frequency modulation?
- Question 2
- Question 3
- Which of the following is a characteristic of sound waves?
- Which of the following is NOT a vector quantity?
- Total mechanical energy =
- Which one of the following is the equation for Velocity Time relation?
- A body starts from rest and accelerates uniformly. After t seconds, it covers a distance S. What is the ratio of the distance covered in the first half to ...
- The wavelength produced by a He-Ne laser corresponds to the transition in:
- The half-life of a radioactive substance is 10 days. The time in which only 1/8th of the original substance remains is:
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
